edited by Clark W. Bullard and Porter J. Womeldorff
Pergamon, 1984
Buku Teks
The Toyo Bunko, {s.a.}
Majalah, Jurnal, Buletin
Artikel Jurnal
Korea Historical Research Association
Saffron, 2005
Buku Teks
Woo-Keun, Han, author
The Eul-Yoo, 1971
Buku Teks