APA (7th ed.) Citation

Giles, o. R., Koch, J., & Riedl, J. O. (1944). Errores philosophorum. Marquette University Press.

Chicago Style (17th ed.) Citation

Giles, of Rome, Josef Koch, and John O. Riedl. Errores Philosophorum. Milwaukee, Wis.: Marquette University Press, 1944.

MLA (8th ed.) Citation

Giles, of Rome, et al. Errores Philosophorum. Marquette University Press, 1944.