APA (7th ed.) Citation

Burns, E. M., & Ralph, P. L. (1955). World civilizations from ancient to contemporary. Norton.

Chicago Style (17th ed.) Citation

Burns, Edward McNall, and Philip Lee Ralph. World Civilizations from Ancient to Contemporary. New York: Norton, 1955.

MLA (9th ed.) Citation

Burns, Edward McNall, and Philip Lee Ralph. World Civilizations from Ancient to Contemporary. Norton, 1955.