Association for Programmed Learning and Educational Technology, Middlesex Polytechnic. Programmed Insruction Centre, Leedham, J., & Romiszowski, A. (1971). Videocassettes in education and training: Proceedings of a conference organized by the association for Programmed Learning and Educational Technology in conjunction with the Programmed Instruction Centre, Middlesex Polytechnic, held at Enfield College, Middlesex Polytechnique, July 4th, 1973. Kogan Page.
Chicago Style (17. basım) AtıfAssociation for Programmed Learning and Educational Technology, Middlesex Polytechnic. Programmed Insruction Centre, John Leedham, ve A.J Romiszowski. Videocassettes in Education and Training: Proceedings of a Conference Organized by the Association for Programmed Learning and Educational Technology in Conjunction with the Programmed Instruction Centre, Middlesex Polytechnic, Held at Enfield College, Middlesex Polytechnique, July 4th, 1973. [London]: Kogan Page, 1971.
MLA (9th ed.) AtıfAssociation for Programmed Learning and Educational Technology, et al. Videocassettes in Education and Training: Proceedings of a Conference Organized by the Association for Programmed Learning and Educational Technology in Conjunction with the Programmed Instruction Centre, Middlesex Polytechnic, Held at Enfield College, Middlesex Polytechnique, July 4th, 1973. Kogan Page, 1971.