APA (7th ed.) Citation

Lippman, T. W. (1982). Understanding Islam: An introduction to the Muslim world. Penguin Group.

Chicago Style (17th ed.) Citation

Lippman, Thomas W. Understanding Islam: An Introduction to the Muslim World. New York: Penguin Group, 1982.

MLA (9th ed.) Citation

Lippman, Thomas W. Understanding Islam: An Introduction to the Muslim World. Penguin Group, 1982.

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