APA (7th ed.) Citation

Barnes, J. (1972). The ontological argument. Macmillan; St. Martin's Press.

Chicago Style (17th ed.) Citation

Barnes, Jonathan. The Ontological Argument. [London] : [New York]: Macmillan; St. Martin's Press, 1972.

MLA (9th ed.) Citation

Barnes, Jonathan. The Ontological Argument. Macmillan; St. Martin's Press, 1972.