Green, Adwin Wigfall
Public Affairs Press, 1950
Buku Teks
Korea Historical Research Association
Saffron, 2005
Buku Teks
Woo-Keun, Han, author
The Eul-Yoo, 1971
Buku Teks
Dinas Penerangan Luar Negeri, 1976
Buku Teks
Lee, Ki-baik, author
Ilchokak, 1984
Buku Teks