APA Zitierstil

Crawford, W., & DeCecco, J. P. (1988). The psychology of learning and instruction: Educational psychology (2.).

Chicago Zitierstil

Crawford, William, und John P. DeCecco. The Psychology of Learning and Instruction: Educational Psychology. 2. New Delhi, Prentice Hall of India, 1988.

MLA Zitierstil

Crawford, William, und John P. DeCecco. The Psychology of Learning and Instruction: Educational Psychology. 2. 1988.