Maryanov, Gerald S.
New York, N.Y. Cornel University 1958,
Buku Teks
Maryanov, Gerald S., author
Equinox Publishing, 2009
Buku Teks
Akhmad Rizal Shidiq, author
2003
Artikel Jurnal
Schafer, Stephen
The Free Press, 1974
Buku Teks
Brenan, Gerald
Cambridge University Press, 1993
Buku Teks