1. The differential effects of word and object stimuli on the learning of paired associates.
2. The Psychology of Meaningful Verbal Learning. New York, Grune and Stratton, 1963.
3. and . Readings in the Psychology of Cognition. New York, Holt, Rinehart&Winston, 1965.
4. Graphic conceptual models
5. Implications of gestalt psychology for AV learning