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- E-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia LearningClark, Ruth Colvin

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Free Shipping - E-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia LearningClark, Ruth Colvin

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Free Shipping - To Date or Not To Date--Guidelines For Christian Widows and WidowersPeterson, Mrs Gail Ruth

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Free Shipping - e-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia LearningClark, Ruth C.; Mayer, Richard E.

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Free Shipping - Efficiency in Learning EvidencClark, Ruth C.

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