Field, E., Burns, E. M., Lerner, R. E., & Meacham, S. (1968). Western civilizations: Their history and their culture (7. ed.). Norton.
Citazione stile Chigago Style (17a edizione)Field, Earle, Edward McNall Burns, Robert E. Lerner, e Standish Meacham. Western Civilizations: Their History and Their Culture. 7. ed. New York: Norton, 1968.
Citatione MLA (9a ed.)Field, Earle, et al. Western Civilizations: Their History and Their Culture. 7. ed. Norton, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.