Yu, Hang-jun
Igan-ewi munhwa yusan damsagi, 3
Changsakkwa Bipheongsa, 2010
Buku Teks
Yu, Hang-jun
Na ui mun hak yu san dap saji. 0.1 = Sell Yours 0.1: Explore Province ilbeonji
Changsakkwa Bipheongsa, 2010
Buku Teks
Yu, Hong-jun, 1949-
Na ui munhwa yusan tapsagi
Ch'angbi, 2011
Buku Teks
Soeul : dapsa yohaeng ui giljabi / Hanguk Munhwa Yusan Dapsahwe
Dolbegae, 2007
Buku Referensi
Segye Mindam Jonjib 0.2
Ahn Sang-hoon yeokeum
Hwanggeumgaji, 2003
Buku Teks