APA (7th ed.) Citation

Spencer, R. (2019). The truth about Muhammad: Founder of the world's most intolerant religion. Regnery.

Chicago Style (17th ed.) Citation

Spencer, Robert. The Truth About Muhammad: Founder of the World's Most Intolerant Religion. Washington, D.C.: Regnery, 2019.

MLA (9th ed.) Citation

Spencer, Robert. The Truth About Muhammad: Founder of the World's Most Intolerant Religion. Regnery, 2019.