Roediger, H. L. (1991). Psychology (3rd ed.). Harper collins.
Cita Chicago (17th ed.)Roediger, Henry L. Psychology. 3rd ed. New York: Harper collins, 1991.
Cita MLA (9th ed.)Roediger, Henry L. Psychology. 3rd ed. Harper collins, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.