Παραπομπή σε μορφή APA (7η εκδ.)

Williams, R. R. (1960). A Guide to the Teachings of the Early Church Fathers. William B. Eerdmans Publishing Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Williams, Robert R. A Guide to the Teachings of the Early Church Fathers. Grand Rapids, Michigan: William B. Eerdmans Publishing Company, 1960.

Παραπομπή σε μορφή MLA (9th εκδ.)

Williams, Robert R. A Guide to the Teachings of the Early Church Fathers. William B. Eerdmans Publishing Company, 1960.