MLA

Hooh, Ralph W, Bruce Hunsberger, and Bernard Spilka. The Psychology of Religion : an Empirical Approach. fourth edition New York (N.Y.): Guilford, 2009.

APA

Hooh, R. W, Hunsberger, B., & Spilka, B. (2009). The psychology of religion : an empirical approach. fourth edition New York (N.Y.): Guilford.

Chicago

Hooh, Ralph W., Bruce Hunsberger, and Bernard Spilka. The Psychology of Religion : an Empirical Approach. fourth edition New York (N.Y.): Guilford, 2009.