APA (7th ed.) Citation

De George, R. T. (1962). Classical and contemporary metaphysics. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

De George, Richard T. Classical and Contemporary Metaphysics. Nueva York: Holt, Rinehart and Winston, 1962.

MLA (9th ed.) Citation

De George, Richard T. Classical and Contemporary Metaphysics. Holt, Rinehart and Winston, 1962.