Fike, Matthew A., author
Routledge, 2014
Buku Teks
Yi, Chongjun
Seoul : Jimoondang Publishing Company, 2002
Buku Teks
Kakar, Sudhir
Oxford University Press , 1982
Buku Teks
Hogarth, Hyun-key Kim, author
Jimoondang, 2009
Buku Teks
Hong, Thae-han, 1962-, author
Minsogwon, 2009
Buku Teks