Lee, Gyong Hye, author
Alma, 2008
Buku Teks
Pak, El Su, author
Aseamunwhasa, 2000
Buku Teks
Lee, Nye-sun, author
I Hwa Yeo Ja Doe Hak Gyo Chul panbu, 2005
Buku Teks
Kim, So Woll, author
Universitas Soeul, 2001
Buku Teks
Jung, Min
Borim, 2010
Buku Teks