Cita APA (7th ed.)
Bolles, R. C. (1975). Learning theory. Holt, Rinehart and Winston.
Cita Chicago (17th ed.)
Bolles, Robert C. Learning Theory. New York: Holt, Rinehart and Winston, 1975.
Cita MLA (9th ed.)
Bolles, Robert C. Learning Theory. Holt, Rinehart and Winston, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.