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Haas, Kenneth Brooks, 4 0 1898-

Preparation and use of audio-visual aids, 6 6 by Kenneth B. Haas and Harry Q. Packer.;Drawings by Bert Paul Kuhn. - Rev. and enl. ed. of Preparation and use of visual aids. - - xii, 327p. illus.,maps. 24cm. - - - - - . - . - 0 . - . - 0 .



Sources of audio-visual aids: p. 285-320.



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ISBN:

ISSN: 2 = =

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LCCN: 50007298

Nat. Bib. No.: 2

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Subjects--Topical Terms:
Audio-visual education --------20--

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LC Class. No.: LB1043 / .H3 19502

Dewey Class. No.: 371.335 / 2

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