Cita APA (7th ed.)

Duewel, W. L. (1990). Mighty prevailing prayer. Francis Asbury.

Cita Chicago (17th ed.)

Duewel, Wesley L. Mighty Prevailing Prayer. Grand Rapids: Francis Asbury, 1990.

Cita MLA (9th ed.)

Duewel, Wesley L. Mighty Prevailing Prayer. Francis Asbury, 1990.