Korean Overseas Information Service, 1993
Buku Referensi
edited by Philip W. Yun; Gi-Wook Shin
The Walter H. Shorenstein Asia-Pacific Research Center, 2006
Buku Teks
International Cultural Society of Korea, 1983
Buku Teks
Schwekendiek, Daniel, author
McFarland & Co, 2011
Buku Teks
International Cultural Society of Korea , 1988
Buku Teks