Chae, Wan, 1953-, author
Universitas Seoul, 2004
Buku Teks
Lee, Kay Won
Hanguk Munhwasa, 2007
Buku Teks
Kim, Sang- Kyu, author
Purungil, 2012
Buku Teks
Baek, Du-Hyeon, author
Communication Books, 2006
Buku Teks
Lee, Ik Seob, author
Singu Munhwasa, 2010
Buku Teks