(1989). Educational technology research and development: ETR & D. Association for Educational Communications and Technology.
Style de citation Chicago (17e éd.)Educational Technology Research and Development: ETR & D. Washington, D.C.: Association for Educational Communications and Technology, 1989.
Style de citation MLA (9e éd.)Educational Technology Research and Development: ETR & D. Association for Educational Communications and Technology, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.