APA (7th ed.) Citation

Smith. (2001). Why religion matters: The fate of the human spirit in an age of disbelief. Harper Collins.

Chicago Style (17th ed.) Citation

Smith. Why Religion Matters: The Fate of the Human Spirit in an Age of Disbelief. New York: Harper Collins, 2001.

MLA (9th ed.) Citation

Smith. Why Religion Matters: The Fate of the Human Spirit in an Age of Disbelief. Harper Collins, 2001.