Psychology a programmed modular approach

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

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

Motivation theory and research von Cofer, Charles Norval

Motivation theory and research von Cofer, Charles Norval

Motivation theory and research von Cofer, Charles Norval

Motivation theory and research von Cofer, Charles Norval

Verbal behavior and learning problems and processes ; proceedings

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