APA (7th ed.) Zitazioa

Somon, H. A. (1979). Models of thought. Yale University.

Chicago Style (17th ed.) Zitazioa

Somon, Herbert A. Models of Thought. New Haven: Yale University, 1979.

MLA (9th ed.) Zitazioa

Somon, Herbert A. Models of Thought. Yale University, 1979.