In Web-based libraries, their RRS(Ready Reference Sites) provide their users with various web documents. And their users prefer finding web documents easily, rapidly and accurately. Focused on their preference, Web designers or librarians working with the RRS should design the access path simply and conveniently. Concerning the design of the RRS in the Web-based library, 216 kinds of alternatives are identified as the result of the study. When Web designers or librarians will improve or design their RRS, some of these alternatives might be helpful as the primary sources.