Bunbongkarn, Suchit
Institute of southeast Asian studies, 1996
Buku Teks
Rivera, Temario C.
Institute of Southeast Asia studies, 1996
Buku Teks
Conn, Steven, author
University of Pennsylvania Press, 2003
Buku Teks
Noble, David W
University of minnesota press, 2002
Buku Teks
Ver Steeg, Clarence L., author
Harper and Row, 1981
Buku Teks