APA (7th ed.) Citation

Barnes, J. (1972). The ontological argument. Macmillan.

Chicago Style (17th ed.) Citation

Barnes, Jonathan. The Ontological Argument. London: Macmillan, 1972.

MLA (8th ed.) Citation

Barnes, Jonathan. The Ontological Argument. Macmillan, 1972.

Warning: These citations may not always be 100% accurate.