APA (7 वां संस्करण) प्रशस्ति पत्र

Ferm, R. O., & forworded by Pain, S. W. (1958). Coopertive evangelism: Is Billy Graham right or wrong. Zondrvan.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ferm, Robert O., और Stephen W. forworded by Pain. Coopertive Evangelism: Is Billy Graham Right or Wrong. Grand Rapids, MI: Zondrvan, 1958.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Ferm, Robert O., और Stephen W. forworded by Pain. Coopertive Evangelism: Is Billy Graham Right or Wrong. Zondrvan, 1958.