Lawrence, Eleanor
Prentice-Hall, 2000
Buku Referensi
McGraw-Hill, 2002
Buku Referensi
editor in chief, Sybil P. Parker
McGraw-Hill, 1997
Buku Referensi
Coedes, George, author
Univesity of California Press, 1969
Buku Teks
FEUI, 2007
Majalah, Jurnal, Buletin