Ahn, D. H., & Choi, H. R. (2012). The relationships between academic motivation, social support, and academic achievement of high school students. The Research Institute of Korean Education, 30, 145-164.

American Psychiatric Association. (2017). What is depression? Retrieved from https://www.psychiatry.org/patients-families/depression/what-is-depression.

Bacikova-Sleskova, M., van Dijk, J. P., Geckova, A. M., Nagyova, I., Salonna, F., Reijneveld, S. A., & Groothoff, J. W. (2007). The impact of unemployment on school leavers’ perception of health:The mediating effect of financial situation and social contacts? International Journal of Public Health, 52, 180-187.

Baker, R. W., & Siryk, B. (1984). Measuring adjustment to college. Journal of counseling psychology, 31, 179-189.

Barger, S. D., Messerli-Bürgy, N., & Barth, J. (2014). Social relationship correlates of major depressive disorder and depressive symptoms in Switzerland: Nationally representative cross-sectional study. BMC Public Health, 14, 273.

Baron, R. M., & Kenny, D. A. (1986). The moderator-mediator variable distinction in social psychological research: Conceptual, strategic, and statistical considerations. Journal of Personality and Social Psychology, 51, 1173-1182.

Burt, R. S. (1984). Network items and the general social survey. Social networks, 6, 293-339.

Cho, I. J., Do, H. S., & Goo, H. S. (2015). The effects of stress, self esteem, and physical activity on mental health in college students. Social Science Research, 31, 85-105.

Cho, M. J., & Kim, K. H. (1993). Diagnostic validity of the CES-D (Korean version) in the assessment of DSM-III-R major depression. Journal of Korean Neuropsychiatric Association, 32, 381-399.

Coleman, J. S. (1987). Social capital and the development of youth. Journal of Education Science, 18, 6-8.

Davila, J., Hershenberg, R., Feinstein, B. A., Gorman, K., Bhatia, V., & Starr, L. R. (2012). Frequency and quality of social networking among young adults: Associations with depressive symptoms, rumination, and co-rumination. Psychology of Popular Media Culture, 1, 72-86.

Demir, M., & Urberg, K. A. (2004). Friendship and adjustment among adolescents. Journal of Experimental Child Psychology, 88, 68-82.

Essau, C. A., Conradt, J., & Petermann, F. (2000). Frequency, comorbidity, and psychosocial impairment of depressive disorders in adolescents. Journal of Adolescent Research, 15, 470-481.

Gadassi, R., Waser, A., & Gati, I. (2015). Gender differences in the association of depression with career indecisiveness, career-decision status, and career-preference crystallization. Journal of Counseling Psychology, 62, 632-641.

Gentry, L. A., Chung, J. J., Aung, N., Keller, S., Heinrich, K. M., &Maddock, J. E. (2007). Gender differences in stress and coping among adults living in Hawaii. Californian Journal of Health Promotion, 5, 89-102.

Health Insurance Review & Assessment Service-National. (2018). Disease information as a result of statistics. Retrieved from http://www.hira.or.kr/re/stcIlnsInfm/seasonslnsInfm.do?pgmid=HIRAA030502000000.

House, J. S. (1983). Work stress and social support. Reading, MA:Addison-Wesley.

Huff, R. F. (2011). Friendship networks, perceived reciprocity of support, and depression (Unpublished master’s thesis). University of South Florida. Florida, United States of America.

Hyun, J. W. (1992). Effect of perfectionism and evaluations on the task performance (Unpublished master’s thesis). Yonsei University. Seoul, Korea.

Jung, D. H. (2009). The effects of stress coping on life stress and it’s related anxiety and depression in university students. The Journal of Research in Education, 33, 221-244.

Jung, E. I., & Park, Y. H. (2008). Relations among faculty trust, learning motivation, and school adjustment of college students. Asian Journal of Education, 9, 73-93.

Kirby, L. A., Moraczewski, D., Warnell, K., Velnoskey, K., & Redcay, E. (2018). Social network size relates to developmental neural sensitivity to biological motion. Developmental Cognitive Neuroscience, 30, 169-177.

Lee, E. H. (2004). Life stress and depressive symptoms among college students: Testing for moderating effects of coping style with structural equations. Korean Journal of Health Psychology, 9, 25-52.

Lee, H. R., & Song, J. Y. (2004). The effect of perceived social support on career exploration behaviors of college students. Korean Journal of Counseling, 5, 393-407.

Lee, M. A. (2013). The u-shaped relationship between the size of social networks and depressive symptoms: Examining the moderating effect of interpersonal trust. Korean Journal of Sociology, 31, 171-200.

Lee, S. H., Jeong, H. S., Lee, D. W., Park, K. H., Yun, Z. Y., & Park, J. J. (2009). Influence of anxiety, depression and stress on adjustment to college in freshmen of a university. Korean Journal of Family Medicine, 30, 796-804.

Park, C. U., & Bae, Y. (2016). The effects of social networks on depression:Focused on type, size and density of networks. The Population Association of Korea, 39, 61-77.

Park, J. A. (2019). The effect of self-determination and personalmajor fit of college students on adjustment to college: Analysis of the admission type and major of the department (Unpublished master’s thesis). Ewha Womans University. Seoul, Korea.

Park, M., Choi, J., Lee, E. Y., & Park, M. (2014). Effects of college life characteristics on depression, anxiety, and somatic symptoms among freshmen. The Journal of the Korea Contents Association, 14, 346-355.

Park, U. S., & Cho, Y. C. (2018). Depression symptom levels and its related factors among college students. Korea Academia-Industrial cooperation Society, 19, 219-230.

Peirce, R. S., Frone, M. R., Russell, M., Cooper, M. L., & Mudar, P. (2000). A longitudinal model of social contact, social support, depression, and alcohol use. Health Psychology, 19, 28-38.

Podolny, J. M. (2001). Networks as the pipes and prisms of the market. American journal of sociology, 107, 33-60.

Prager, K. J. (1997). The psychology of intimacy. New York, NY:Guilford Press, 23-27.

Rueger, S. Y., Malecki, C. K., & Demaray, M. K. (2010). Relationship between multiple sources of perceived social support and psychological and academic adjustment in early adolescence: Comparisons across gender. Journal of Youth and Adolescence, 39, 47-61.

Seeman, T. E., Lusignolo, T. M., Albert, M., & Berkman, L. (2001). Social relationships, social support, and patterns of cognitive aging in healthy, high-functioning older adults: MacArthur studies of successful aging. Health Psychology, 20, 243-255.

Stephens, D. P., & Thomas, T. L. (2014). Social networks influence Hispanic college women’s HPV vaccine uptake decision-making processes. Women’s Reproductive Health, 1, 120-137.

Teo, A. R., Choi, H., & Valenstein, M. (2013). Social relationships and depression: Ten-year follow-up from a nationally representative study. PloS one, 8, e62396.

Thelen, M. H. (1993). The fear-of-intimacy scale: Replication and extension. Psychological Assessment, 5, 377-383.

Manap, R., Hamid, S. A., & Ghani, M. A. (2019). Depression, anxiety and stress and among undergraduate students. e-Bangi, 16.

Matud, M. P. (2004). Gender differences in stress and coping styles. Personality and Individual Differences, 37, 1401-1415.

Nguyen, A. W., Walton, Q. L., Thomas, C., Mouzon, D. M., & Taylor, H. O. (2019). Social support from friends and depression among African Americans: The moderating influence of education. Journal of Affective Disorders, 253, 1-7.

Swift, A., & Wright, M. O. D. (2000). Does social support buffer stress for college women: When and how? Journal of College Student Psychotherapy, 14, 23-42.

Wingo, J., Kalkut, E., Tuminello, E., Asconape, J., & Han, S. D. (2013). Executive functions, depressive symptoms, and college adjustment in women. Applied Neuropsychology: Adult, 20, 136-144.

Yang, J. I., & Jo, I. J. (2019). The moderating effects of ego-identity and social support on the relation between life-stress and depression in college freshmen. The Journal of Humanities and Social Science, 21, 717-730.