Preparation and use of audio-visual aids /
Haas, Kenneth Brooks, 1898-
Preparation and use of audio-visual aids / [by] Kenneth B. Haas [and] Harry Q. Packer. Drawings by Bert Paul Kuhn. - 3d ed. - New York : Prentice-Hall, 1955 [reprnted 1964]. - 381 p. : ill. ; 24 cm.
Includes index
Audio-visual education.
371.335 / HAP 1964
Preparation and use of audio-visual aids / [by] Kenneth B. Haas [and] Harry Q. Packer. Drawings by Bert Paul Kuhn. - 3d ed. - New York : Prentice-Hall, 1955 [reprnted 1964]. - 381 p. : ill. ; 24 cm.
Includes index
Audio-visual education.
371.335 / HAP 1964