Murphey, Rhoads, author
Harper Collins, 1992
Buku Teks
editor, Ainslie T. Embree
Charles Scribner's Sons, 1988
Buku Referensi
Panikkar, K.M., author
George Allen and Unwin , 1954
Buku Teks
Coedes, George, author
Univesity of California Press, 1969
Buku Teks
Andaya, Barbara Watson, author
Cambridge University Press, 2015
Buku Teks