APA (7th ed.) Citation

Herrera, R. A. (1979). Anselm's proslogion: An introduction. University Press of America.

Chicago Style (17th ed.) Citation

Herrera, R. A. Anselm's Proslogion: An Introduction. Washington, D.C.: University Press of America, 1979.

MLA (9th ed.) Citation

Herrera, R. A. Anselm's Proslogion: An Introduction. University Press of America, 1979.