MEHRA VANDANA. (1992). INSTRUCTIONAL SYSTEMS DESIGN: AN INNOVATION IN EDUCATIONAL TECHNOLOGY. S.S.PUB.
Style de citation Chicago (17e éd.)MEHRA VANDANA. INSTRUCTIONAL SYSTEMS DESIGN: AN INNOVATION IN EDUCATIONAL TECHNOLOGY. DELHI: S.S.PUB, 1992.
Style de citation MLA (9e éd.)MEHRA VANDANA. INSTRUCTIONAL SYSTEMS DESIGN: AN INNOVATION IN EDUCATIONAL TECHNOLOGY. S.S.PUB, 1992.
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