APA (7th ed.) Citation

Dennett, D. C. (2006). Breaking the spell: Religion as a natural phenomenon. Penguin Books.

Chicago Style (17th ed.) Citation

Dennett, Daniel C. Breaking the Spell: Religion as a Natural Phenomenon. New York: Penguin Books, 2006.

MLA (9th ed.) Citation

Dennett, Daniel C. Breaking the Spell: Religion as a Natural Phenomenon. Penguin Books, 2006.

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