APA (7th ed.) Citation

Origen Colloquy, Kannengiesser, C., & Petersen, W. L. (1988). Origen of Alexandria: His world and his legacy. University of Notre Dame Press.

Chicago Style (17th ed.) Citation

Origen Colloquy, Charles Kannengiesser, and William Lawrence Petersen. Origen of Alexandria: His World and His Legacy. Notre Dame, Ind.: University of Notre Dame Press, 1988.

MLA (9th ed.) Citation

Origen Colloquy, et al. Origen of Alexandria: His World and His Legacy. University of Notre Dame Press, 1988.