Kieffer, R. E. d. (1965). Audiovisual Instruction. The Center for Applied Research in Education.
Cita Chicago Style (17a ed.)Kieffer, Robert E. de. Audiovisual Instruction. New York: The Center for Applied Research in Education, 1965.
Cita MLA (9a ed.)Kieffer, Robert E. de. Audiovisual Instruction. The Center for Applied Research in Education, 1965.
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