1.
Ontological arguments and belief in God. Cambridge: Cambridge university press; 1995.
Ontological arguments and belief in God. Cambridge : Cambridge university press, 6 mai 1995. ISBN 0-521-48120-1
Oppy Graham. (1995). Ontological arguments and belief in God. Cambridge university press.
MLA (8th ed.) CitationOppy Graham. Ontological Arguments and Belief in God. Cambridge university press, 1995.
Warning: These citations may not always be 100% accurate.