Loomis, Charles P.
Van Nostrand Comp., 1967
Buku Teks
Stewart, Valerie
McGraw-Hill, 1983
Buku Teks
edited by Richard W. Baker [and others]
Institute of Southeast Asian Studies, 1999
Buku Teks
edited by Susan Hornby, Zoe Clarke
Facet, 2004
Buku Teks
Toynbee, Arnold J.
Oxford University Press, 1966
Buku Teks