Cita APA (7a ed.)

Newberg, A. B., & Waldman, M. R. (2006). Why we believe what we believe: Uncovering our biological need for meaning, spirituality, and truth. Free Press.

Cita Chicago Style (17a ed.)

Newberg, Andrew B., y Mark Robert Waldman. Why We Believe What We Believe: Uncovering Our Biological Need for Meaning, Spirituality, and Truth. New York: Free Press, 2006.

Cita MLA (9a ed.)

Newberg, Andrew B., y Mark Robert Waldman. Why We Believe What We Believe: Uncovering Our Biological Need for Meaning, Spirituality, and Truth. Free Press, 2006.