e-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimed.Hardcover,By :Clark, Ruth C. - Mayer, Richard E.

e-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimed.Hardcover,By :Clark, Ruth C. - Mayer, Richard E.
sku: 1834324
$73.17
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