Choi, Jae-gyong, author
Mimeumsa, 2006
Buku Teks
Jo, Song-gi, author
Mineumsa, 2005
Buku Teks
Lee, Kyun-young, author
Jimoondang Publishing Company, 2001
Buku Teks
Lee, Dong-ha, author
Jimoondang Publishing Company, 2003
Buku Teks
Yom Sang-sob ... [and others]
Changbi, 2005
Buku Teks