Hulse, S. H., Deese, J., & Egeth, H. (1975). The psychology of learning (4th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Hulse, Stewart H., James Deese, i Howard Egeth. The Psychology of Learning. 4th ed. New York: McGraw-Hill, 1975.
Cita MLA (9th ed.)Hulse, Stewart H., et al. The Psychology of Learning. 4th ed. McGraw-Hill, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.