Cita APA (7th ed.)
(1978). When people pray. Overseas Missionary Fellowship.
Cita Chicago (17th ed.)
When People Pray. Singapore: Overseas Missionary Fellowship, 1978.
Cita MLA (9th ed.)
When People Pray. Overseas Missionary Fellowship, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.