Peterson, E. H. (1989). Answering God: The Psalms as tools for prayer. Harper Collins.
Cita Chicago (17th ed.)Peterson, Eugene H. Answering God: The Psalms as Tools for Prayer. New York: Harper Collins, 1989.
Cita MLA (9th ed.)Peterson, Eugene H. Answering God: The Psalms as Tools for Prayer. Harper Collins, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.