Korean Culture and Information Service
Hollym, 2010
Buku Teks
Ha, Tae Hung, author
Yonsei University Press, 1968
Buku Teks
Ha, Tae Hung, author
Yonsei University Press, 1978
Buku Teks
Ha, Tae Hung, author
Yonsei University Press, 1985
Buku Teks
Ha, Tae Hung, author
Yonsei University Press, 2002
Buku Teks