Cita APA

Van Inwagen, P., & Zimmerman, F. L. n. 1. (2008). Metaphysics: The big questions (2. edition.). Malden, Mass: Blackwell.

Citación estilo Chicago

Van Inwagen, Peter, y Fred Lyon n. 1898 Zimmerman. Metaphysics: The Big Questions. 2. edition. Malden, Mass: Blackwell, 2008.

Cita MLA

Van Inwagen, Peter, y Fred Lyon n. 1898 Zimmerman. Metaphysics: The Big Questions. 2. edition. Malden, Mass: Blackwell, 2008.