Cita APA (7a ed.)

Yancey, P. (2006). Prayer: Does it make any difference? Zondervan.

Cita Chicago Style (17a ed.)

Yancey, Philip. Prayer: Does It Make Any Difference? Grand Rapids, Mich.: Zondervan, 2006.

Cita MLA (8a ed.)

Yancey, Philip. Prayer: Does It Make Any Difference? Zondervan, 2006.

Precaución: Estas citas no son 100% exactas.