So, Sang-gyu
Oegugin ui wihan Hangukgo haksup sajon = Learner’s dictionary of Korean
Sinwon Puraim, 2006
 Buku Referensi
Vandesande, Anthony V.
Myongdo’s Korean Part 1 / by Anthony V. Vandesande.
Myongdo Institute, 1967
 Buku Teks
Jo, Hyon Yong
(Yuhaksaengel wihan) hangugo ilki
Howe, 2009
 Buku Teks
Sohn, Ho-min
Selected readings in Korean
University of Hawaii Press, 2004
 Buku Teks
Seung, Eun-oh
Korean made easy for beginners
Darakwon, 2006
 Buku Teks