APA (7th ed.) Citation

Koester, H. (1990). Ancient Christian Gospels: Their history and development. Trinity Press International.

Chicago Style (17th ed.) Citation

Koester, Helmut. Ancient Christian Gospels: Their History and Development. Harrisburg (Pensilvania): Trinity Press International, 1990.

MLA (9th ed.) Citation

Koester, Helmut. Ancient Christian Gospels: Their History and Development. Trinity Press International, 1990.

Warning: These citations may not always be 100% accurate.