Skinner, C., & Tutoo, D. (2001). Educational Psychology (4th ed.). Prentice hall of india pvt. ltd..
Čikaški stil citiranjaSkinner, Charles.E, i D.N Tutoo. Educational Psychology. 4th ed. New Delhi: Prentice hall of india pvt. ltd., 2001.
MLA način citiranjaSkinner, Charles.E, i D.N Tutoo. Educational Psychology. 4th ed. Prentice hall of india pvt. ltd., 2001.
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