Cita APA (7th ed.)
Morgan, C. T. Introduction to psychology / Clifford T. Morgan.
Cita Chicago (17th ed.)
Morgan, Clifford T. Introduction to Psychology / Clifford T. Morgan.
Cita MLA (9th ed.)
Morgan, Clifford T. Introduction to Psychology / Clifford T. Morgan.
Atenció: Aquestes cites poden no estar 100% correctes.