APA (7th ed.) Citation

Crittenden, C. (1991). Unreality: The metaphysics of fictional objects ([1st pub.].). Cornell University Press.

Chicago Style (17th ed.) Citation

Crittenden, Charles. Unreality: The Metaphysics of Fictional Objects. [1st pub.]. Ithaca [etc.]: Cornell University Press, 1991.

MLA (9th ed.) Citation

Crittenden, Charles. Unreality: The Metaphysics of Fictional Objects. [1st pub.]. Cornell University Press, 1991.