Hak-Joon, Kim
Seoul National University Press , 1977
Buku Teks
Kim, Hak-Joon
Soul Soul National University Press 1977,
Buku Teks
Sik, Kim Byong
International Publisher, 1970
Buku Teks
National Unification Board, 1988
Buku Teks
National Unification Board, 1990
Buku Teks