Psychology a programmed modular approach

Programmed learning aid for human memory and forgetting per Cofer, Charles Norval

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

Motivation theory and research per Cofer, Charles Norval

Motivation theory and research per Cofer, Charles Norval

Motivation theory and research per Cofer, Charles Norval

Motivation theory and research per Cofer, Charles Norval

Verbal behavior and learning problems and processes ; proceedings

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