Caselli, Marco
Springer, 2012
eBooks
Institut of Southeast Asian Studies, 1993
Buku Teks
Jon R. Conte, editor
Sage Publications, 2002
Buku Teks
Grippando, Gloria M, author
Delmar Publisher , 1989
Buku Teks
Burton, Graeme, author
McGraw-Hill, 2010
Buku Teks