Παραπομπή APA
Clark, R. C., & Mayer, R. E. (2003). E-Learning and the science of instruction: Proven guidelines for consumers and designers of multimedia learning. San Francisco: Pfeiffer.
Παραπομπή Chicago StyleClark, Ruth Colvin., and Richard E. Mayer. E-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia Learning. San Francisco: Pfeiffer, 2003.
Παραπομπή MLAClark, Ruth Colvin., and Richard E. Mayer. E-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia Learning. San Francisco: Pfeiffer, 2003.
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