Hergenhahn, B. R., & Olson, M. H. (1997). An introduction to theories of learning (5th ed.). Prentice Hall.
Cita Chicago (17th ed.)Hergenhahn, B. R., i Matthew H. Olson. An Introduction to Theories of Learning. 5th ed. Upper Saddle River, New Jersey: Prentice Hall, 1997.
Cita MLA (9th ed.)Hergenhahn, B. R., i Matthew H. Olson. An Introduction to Theories of Learning. 5th ed. Prentice Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.