Cita APA (7th ed.)

Bahm, A. J. (1974). Metaphysics: An introduction. World Books].

Cita Chicago (17th ed.)

Bahm, Archie J. Metaphysics: An Introduction. Albuquerque, N. M: World Books], 1974.

Cita MLA (9th ed.)

Bahm, Archie J. Metaphysics: An Introduction. World Books], 1974.