Koryeo dynasty : (A) journey into the noble tradition of Korea
Sakyejul Publ, 2005
 Buku Teks
Lee, Ki-baik
A new History of Korea
Soul lechokok, 1984
 Buku Teks
Korea old and new a history
by Carter J. Eckert ... [et.al.]
Korea Institute, Harvard University, 1990
 Buku Teks
Lee, Hyun-hee
New history of Korea / Hyun-hee Lee
Seoul Jimoondang 2005
 Buku Teks
Sejarah Korea/penyunting dan pengelola World Compugraphic
Seoul Radio Korea International KBS 1995,
 Buku Teks