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1Publicado 1976New Delhi : Directorate of Nonformal (Adult) Education, Ministry of Education and Social Welfare, Govt. of India, 1976.vii, 90, [2] p. ; 28 cm.“...Centre for Development of Instructional Technology...”
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2Publicado 1974[New Delhi] : Centre for Development of Instructional Technology, [1974 or 1975]2 v. in 1 : ill., map ; 25 cm.“...Centre for Development of Instructional Technology...”
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3Publicado 1974New Delhi : Rajive Jain ; 1974-v. : ill. ; 29 cm.“...Centre for Development of Instructional Technology...”
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4Publicado 1988New Delhi ; Newbury Park [Calif.] : Sage, 1988-v. ; 23 cm.“...Centre for Development of Instructional Technology...”
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5Publicado 1983New Delhi : Arnold-Heinemann, 1983.1 v. ; 25 cm.“...Centre for Development of Instructional Technology...”
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6Publicado 1977[New Delhi] : Centre for Development of Instructional Technology, 1977.[19] leaves ; 29 cm.“...Centre for Development of Instructional Technology...”
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7Publicado 1975[New Delhi] : Centre for Development of Instructional Technology, [1975]vi, 116, [32] p. : ill., map ; 26 cm.“...Centre for Development of Instructional Technology...”
