Lee, Won-su, author
(Ju) Chang Jak gwa Bi pyeong sa,, 2001
Buku Teks
Lee, Wo-su, author
(Ju) Chang Jak gwa Bi pyong sa, 2002
Buku Teks
Song, Jae-Chan, author
(Ju) Chang Jak gwa Bipyeong sa, 1994
Buku Teks
Cham, yo-yuk, author
Yuwon, 2001
Buku Teks
Bae, Yu-an, author
Changb, 2007
Buku Teks