Konsol Kyotongbu, 2007
Buku Referensi
Im, Tong-hon, 1957-, author
Hanguk Kwangwang Kongsa, 2007
Buku Teks
Kim, Tae-yon, author
Cha wa munhwa, 2009
Buku Teks
Kim, Dong-uk, author
Hollym , 2006
Buku Teks
Tak, Sok-san, 1956-, author
Chaek Sesang, 2000
Buku Teks