Calder, Kent
Princeton University press, 1986
Buku Teks
Thayer, Nathaniel B.
Princeton University Press, 1973
Buku Teks
I Ketut Surajaya, author
Karya Press, 1984
Buku Teks
Kosaka, Masataka
Kodansha International , 1972
Buku Teks
Pyle, Kenneth B.
AEI Press, 1992
Buku Teks