APA (7th ed.) Citation

Smith, H. (1991). The world's religions. HarperCollins.

Chicago Style (17th ed.) Citation

Smith, Huston. The World's Religions. New York: HarperCollins, 1991.

MLA (9th ed.) Citation

Smith, Huston. The World's Religions. HarperCollins, 1991.

Warning: These citations may not always be 100% accurate.