Effective Audio Visual: A User's Handbook
by Robert S. Simpson
ISBN 13: 9780240512549
Format: Hardcover (216 pages) Publisher: Focal Press Published: Sep 1987 Other Format: Hardcover
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ISBN 13: 9780240513270
Format: Hardcover (241 pages) Publisher: Focal Press Published: 22 Jun 1992 Other Format: Hardcover