Wyman, Raymond Mediaware : selection, operation and maintenance / Raymond Wyman. - Dubuque, Iowa: Wm. C. Brown Co., 1973. - vii, 188 p. : ill. ; 28 cm. Includes bibliographical references and index. ISBN: 0697060411 Subjects--Topical Terms: Audio-visual equipment Dewey Class. No.: 621.3897