Teaching and media a systematic approach

Teaching and media a systematic approach

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Manylion Llyfryddiaeth
Prif Awdur: Gerlach, Vernon S. 1922-
Awduron Eraill: Ely, Donald P., joint auth
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Englewood Cliffs, N. J. Prentice-Hall 1971.
Pynciau:
Audio-visual education.
Teaching > Aids and devices.