Yonhap News Agency, Seoul ; translated by Monterey Interpretation and Translation Services
M.E. Sharpe, 2003
Buku Referensi
National Unification Board Republic of Korea, 1982
Buku Teks
Petr G. Lasserson, editor
Nova Science Publishers, 2012
Buku Teks
National Unification Board, 1988
Buku Teks
editor Chong Bong-uk
Naewoe, 1998
Buku Referensi