Hong Jong-son, Kim Ji-oh, Ha Jung-su, Gim Hyery-yong (change)
Do seo Chulphan, 2009
Buku Teks
Kim Ki-hyok, translator
Sotong, 2008
Buku Teks
Chu, Gyong-hui, 1958-, author
Pijbook, 2009
Buku Teks
Nam, Yong Sin, 1948-, author
Kkochi , 2010
Buku Teks
Baek, Pong-ja, author
Hau , 2006
Buku Referensi