Kim, So-hyong, author
Han'guk Munhwasa, 2012
Buku Teks
한재용 ...[et al.]
Thaehaksa, 2012
Buku Teks
Song, Gwang-su, author
Hangugmunhwasa, 2008
Buku Referensi
edited by Sang Yee Cheon
Koryo Taehakkyo Ch'ulp'anbu, 2013
Buku Teks
Kim, Yong-son, author
Inmun kwa Kyoyang, 2014
Buku Teks