APA Citation

Ralph, P. L. 1. (1997). World civilizations: Their history and their culture - Vol 1 and 2 (9th ed.). New York: W. W. Norton & Company.

Chicago Style Citation

Ralph, Philip Lee( 1905-). World Civilizations: Their History and Their Culture - Vol 1 and 2. 9th ed. New York: W. W. Norton & Company, 1997.

MLA Citation

Ralph, Philip Lee( 1905-). World Civilizations: Their History and Their Culture - Vol 1 and 2. 9th ed. New York: W. W. Norton & Company, 1997.

Warning: These citations may not always be 100% accurate.