Teaching and learning at a distance : foundations of distance education /

Teaching and learning at a distance : foundations of distance education /

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Includes bibliographical references and index.

Бібліографічні деталі
Автор:	Simonson, Michael R.
Формат:
Мова:	eng
Опубліковано:	Boston : Allyn & Bacon, c201
Предмети:	Distance education