Psychology a programmed modular approach

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Programmed learning aid for curiosity, exploration, and stimulus seeking по Cofer, Charles Norval

Motivation theory and research по Cofer, Charles Norval

Motivation theory and research по Cofer, Charles Norval

Motivation theory and research по Cofer, Charles Norval

Motivation theory and research по Cofer, Charles Norval

Verbal behavior and learning problems and processes ; proceedings

Motivation: theory and research по Cofer, Charles Norval, M.H. Appley