Kemp, Jerrold E. Planning, producing, and using learning technologies / Jerrold E. Kemp and Don C. Smellie - 7th ed. - New York : HarperCollins, c1994. - xxi, 406 p. ; ill. ; 29 cm. ISBN: 0065006046 LCCN: Subjects--Topical Terms: Audio visual materialsAudio visual equipmentEducational technology LC Class. No.: LB1043 / .K4 1994