APA (7th ed.) Citation

Climent I, p., Ignasi, d., & Kleist, J. A. (1946). The Epistles of St. Clement of Rome and St. Ignatius of Antioch. The Newman Press.

Chicago Style (17th ed.) Citation

Climent I, papa, d'Antioquia Ignasi, and James A. Kleist. The Epistles of St. Clement of Rome and St. Ignatius of Antioch. Westminster: The Newman Press, 1946.

MLA (9th ed.) Citation

Climent I, papa, et al. The Epistles of St. Clement of Rome and St. Ignatius of Antioch. The Newman Press, 1946.