Cita APA (7a ed.)

Warren, R. (2002). The purpose driven life: What on earth am I here for? Zondervan.

Cita Chicago Style (17a ed.)

Warren, Rick. The Purpose Driven Life: What on Earth Am I Here for? Grand Rapids, Michigan: Zondervan, 2002.

Cita MLA (9a ed.)

Warren, Rick. The Purpose Driven Life: What on Earth Am I Here for? Zondervan, 2002.