Cita APA (7th ed.)
Hopfe, L. M. (1983). Religions of the world (3rd ed.). Macmillan.
Cita Chicago (17th ed.)
Hopfe, Lewis M. Religions of the World. 3rd ed. New York: Macmillan, 1983.
Cita MLA (9th ed.)
Hopfe, Lewis M. Religions of the World. 3rd ed. Macmillan, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.