De Cecco,John P, & Crawford,William. (1988). The Psychology of Learning and Instruction: :Educational Psychology. Prentice-Hall of India.
Čikaški stil citiranjaDe Cecco,John P, i Crawford,William. The Psychology of Learning and Instruction: :Educational Psychology. New Delhi: Prentice-Hall of India, 1988.
MLA način citiranjaDe Cecco,John P, i Crawford,William. The Psychology of Learning and Instruction: :Educational Psychology. Prentice-Hall of India, 1988.
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