Th term "hybrid library" refers to the collection of material in print, electronic and other media library hold and give access to. Hybrid library is the type of library that national library is toward in the digital age. Electronic publication is one of the important medias with the traditional media for hybrid library. This paper trys to introduce the acquisition policy on electronic publication by legal deposit, purchase, and other ways at the National Library of Korea with the trends of current electronic pulications domestically and internationally.ationally.