Cita APA

McNall Burns, E., & Ralph, P. L. (1964). World Civilizations. From ancient to contemporary. New York, NY US: W.W. Norton & Company, Inc..

Citación estilo Chicago

McNall Burns, Edwards, y Philip Lee Ralph. World Civilizations. From Ancient to Contemporary. New York, NY US: W.W. Norton & Company, Inc., 1964.

Cita MLA

McNall Burns, Edwards, y Philip Lee Ralph. World Civilizations. From Ancient to Contemporary. New York, NY US: W.W. Norton & Company, Inc., 1964.