Association for Educational Communications and Technology. (1989). Educational technology research and development: ETR & D. Association for Educational Communications and Technology.
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Cita Chicago Style (17a ed.)
Association for Educational Communications and Technology. Educational Technology Research and Development: ETR & D. Washington, D.C.: Association for Educational Communications and Technology, 1989.
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Cita MLA (9a ed.)
Association for Educational Communications and Technology. Educational Technology Research and Development: ETR & D. Association for Educational Communications and Technology, 1989.
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