TY - BOOK AU - Bikson,Tora K. AU - Bikson,Thomas H. AU - Genensky,S.M.(Samuel M.) ED - Research and Development Corporation, TI - Interactive classroom television systems : educational impact on partially sighted students T2 - The Rand paper series PY - 1978/// CY - Santa Monica, California PB - Rand Corporation KW - Children with visual disabilities KW - Education KW - Audio-visual aids KW - Television in education KW - Interaction analysis in education N1 - Bibliography: page 81 ER -