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Educational technology : a handbook of standard terminology and a guide for recording and reporting information about educational technology / Ivan N. Seibert
(State educational records and reports series ; handbook 10)

資料タイプ	図書
出版者	[Washington] : U.S. Dept. of Health, Education, and Welfare, Education Division, National Center for Education Statistics : for sale by the Supt. of Docs., U.S. Govt. Print. Off., [1975]
本文言語	英語
大きさ	vi, 276 p. ; 27 cm