Association for Educational Communications and Technology. (1978). EC & TJ: Educational communication and technology. Association for Educational Communications and Technology.
Citace podle Chicago (17th ed.)Association for Educational Communications and Technology. EC & TJ: Educational Communication and Technology. Washington, D.C.: Association for Educational Communications and Technology, 1978.
Citace podle MLA (8th ed.)Association for Educational Communications and Technology. EC & TJ: Educational Communication and Technology. Association for Educational Communications and Technology, 1978.
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