Wangjo ui majimak punggyong
Tongnyok, 2008
Buku Teks
Kim, Sung Yok
Hanbamchung ui chagun punggyong
Munhakdongne, 2004
Buku Teks
Chong, Ki-yong, 1945-
Soul iyagi
Hyunsil Munhwa, 2008
Buku Teks
Cosmas D. Gozali
Soul of space
Kompas Gramedia, 2012
Buku Referensi
Ko, Chong-sok, 1959-
Maltul ui punggyong : Ko Chong-sok ui Hangugo sanchaek
Kaema Kowon, 2007
Buku Teks