edited by Jaydipsinh K. Dodiya and K.V. Surendran
Sarup and Sons, 1999
Buku Teks SO
Ahuja, M.L.
Icon Publications, 2006
Buku Teks SO
Bauer, P.T.
Frederick A. Praeger, 1961
Buku Teks
editorial board, Lalit Mansingh ... [and others]
Foreign Service Institute in association with Konark Publishers, 1998
Buku Teks SO
edited by Robert M., asistance editor William A. Anderson
The George Washington niversity, 1982
Buku Teks