Kim Zong Su
The History and future of hangeul: Korea's indigenous script
Global Oriental, 2005
 Buku Teks
Branzinsky, Gregg
Nation building in South Korea : Koreans, Americans, and the makiing of a democracy
Seoul : University North Carolina Press, 2007
 Buku Teks
Sejarah Korea/penyunting dan pengelola World Compugraphic
Seoul Radio Korea International KBS 1995,
 Buku Teks
Korea Focus : a quarterly journal
The Korea Foundation,
 Majalah, Jurnal, Buletin
Korea old and new a history
by Carter J. Eckert ... [et.al.]
Korea Institute, Harvard University, 1990
 Buku Teks