2. "The Vedic Social Order", From The River of Heaven, Dr. David Frawley Oscar Publications, 1990.

3. "Varna, Caste, and Other Divisions" U.S. Library Of Congress Country Study, Sept 1995. http://lcweb2.loc.gov/cgi-bin/query/r?frd/cstdy:@field(DOCID+in0089)

4. "India - Classes" U.S. Library of Congress Country Study, Sept 1995.
http://lcweb2.loc.gov/cgi-bin/query/r?frd/cstdy:@field(DOCID+in0091)

5. "Ghandi" Southern Nazarene University. http://www.snu.edu/syllabi/history/s97projects/india/gandhi.htm

6. "The Caste System" Southern Nazarene University. http://www.snu.edu/syllabi/history/s97projects/india/caste.htm

7."Caste" Professer Koenraad Elst, Hinduism Today, Sept 1994. http://www.hinduismtoday.kauai.hi.us/Sep94.html

8."The Individual and the Society in Hinduism - What Every Hindu Ought To Know" Hindu Vevek Kendra.
http://www.hindubooks.org/wehwk/ch6.htm

9."India - Intecaste Relations" U.S. Library of Congress Country Study, Sept 1995.
http://lcweb2.loc.gov/cgi-bin/query/r?frd/cstdy:@field(DOCID+in0090)

10."India - Hierarchy" U.S. Library of Congress Country Study, Sept 1995.
http://lcweb2.loc.gov/cgi-bin/query/r?frd/cstdy:@field(DOCID+in0081)

11. Encarta Encyclopedia.