Yu, Hyo Jin
Sung Chul Dan Sa, 2002
Buku Teks
Sin, Myung-ho
Kimyoungsa, 2009
Buku Teks
Wang, Gungwu
Center for International Studies Southeast Asia Program,, 1968
Buku Teks
Baek, Yeong Ok
Munhak, 2009
Buku Teks
Wang, Ying; ;
Fioreign Languages press, 1993
Buku Teks