TY - BOOK AU - Kemp,Jerrold E. AU - Carraher,RonG. AU - Szumski,Richard F. TI - Planning and producing audiovisual materials SN - 0060435879 PY - 1980/// CY - New York PB - Harper & Row KW - Audio-visual materials KW - Audio-visual equipment N1 - Includes bibliographies and index ER -