APA način citiranja (7. izdanje)
Douglas, J. (1975). Let the earth hear his voice: International congress on world evangelization...... World wide.
Čikaški stil citiranja (17. izdanje)
Douglas, J.D. Let the Earth Hear His Voice: International Congress on World Evangelization...... Minneapolis: World wide, 1975.
MLA način citiranja (9. izdanje)
Douglas, J.D. Let the Earth Hear His Voice: International Congress on World Evangelization...... World wide, 1975.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.