Videocassettes in education and training : proceedings of a conference organised by the Association for Programmed Learning and Educational Technology in conjunction with the Programmed Instruction Centre, Middlesex Polytechnic, July 4th, 1973 - Leedham, John; Romiszowski, A. J.; Association for Programmed Learning and Educational Technology; Middlesex Polytechnic. Programmed Instruction Centre ([London] : Kogan Page, 1973)
Keywords: Video tapes in education -- Congresses