Cita APA (7a ed.)

Congress on World Missions, Percy, J. O., & Bennett, M. (1961). Facing the unfinished task: Messages delivered at the Congress on World Missions. Zondervan.

Cita Chicago Style (17a ed.)

Congress on World Missions, John Ottley Percy, y Mary Bennett. Facing the Unfinished Task: Messages Delivered at the Congress on World Missions. Grand Rapids: Zondervan, 1961.

Cita MLA (9a ed.)

Congress on World Missions, et al. Facing the Unfinished Task: Messages Delivered at the Congress on World Missions. Zondervan, 1961.