Cita APA (7a ed.)

James A. Gould. (1982). Classic philosophical questions (4th ed.). Merrill.

Cita Chicago Style (17a ed.)

James A. Gould. Classic Philosophical Questions. 4th ed. Columbus, Ohio: Merrill, 1982.

Cita MLA (9a ed.)

James A. Gould. Classic Philosophical Questions. 4th ed. Merrill, 1982.