Citace podle APA (7th ed.)

Burns, E. M., & Ralph, P. L. (1974). World civilizations: Their history and their culture. W.W. Norton & Company.

Citace podle Chicago (17th ed.)

Burns, Edward McNall, a Philip Lee Ralph. World Civilizations: Their History and Their Culture. New York: W.W. Norton & Company, 1974.

Citace podle MLA (9th ed.)

Burns, Edward McNall, a Philip Lee Ralph. World Civilizations: Their History and Their Culture. W.W. Norton & Company, 1974.

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