APA (7th ed.) Citation

Hopfe, L. M., Hopfe, L. R., & Hopfe, L. M. (1994). Religions of the world (6th ed.). Macmillan College Pub. Co.

Chicago Style (17th ed.) Citation

Hopfe, Lewis M., Lavinia R. Hopfe, and Lewis M. Hopfe. Religions of the World. 6th ed. New York: Macmillan College Pub. Co, 1994.

MLA (9th ed.) Citation

Hopfe, Lewis M., et al. Religions of the World. 6th ed. Macmillan College Pub. Co, 1994.