1.

図書
図書
1. Educational technology : a first look (pbk.)
John Leedham ; with contributions by Tony Gibson and Tim McArtney
出版情報: London : Pitman, 1973
シリーズ名: Pitman education library
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2.

図書
図書
2. Teacher and technology : new designs for learning
William Clark Trow
出版情報: New York : Appleton-Century-Crofts, c1963
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