Gagné, R. M. (1977). The conditions of learning (Third edition.). Holt, Rinehart and Winston.
Cita Chicago Style (17a ed.)Gagné, Robert M. The Conditions of Learning. Third edition. New York: Holt, Rinehart and Winston, 1977.
Cita MLA (8a ed.)Gagné, Robert M. The Conditions of Learning. Third edition. Holt, Rinehart and Winston, 1977.
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