Morgan, C. T., & King, R. A. (1966). Introduction to psychology (3d ed.). McGraw-Hill.
Cita Chicago (17th ed.)Morgan, Clifford Thomas, i Richard Austin King. Introduction to Psychology. 3d ed. New York; Sydney: McGraw-Hill, 1966.
Cita MLA (8th ed.)Morgan, Clifford Thomas, i Richard Austin King. Introduction to Psychology. 3d ed. McGraw-Hill, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.