Essentials to Educational Technology / S.K. Mangal and Uma Mangal

By: MANGAL, S.K.
Contributor(s): MANGAL, Uma.
Material type: TextTextPublisher: New Delhi : PHI Learning Private Ltd., 2011.Description: xiv, 812 p.ISBN: 9788120337237.Subject(s): EducationDDC classification: 371.33
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includes index

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