The Australian Agency for International Development, 1998
Buku Teks
editors, Philip Dorling, David Lee
Australian Government Publishing Service, 1996
Buku Teks
edited by John Monfries
Insitute of southeast asian studies, 2006
Buku Teks
Brown, Colin, 1949-, author
Bobby Graham Publishers, 2015
Buku Teks
International Monetary Found
New York : International Monetary Found, 1997,
Buku Referensi