Teaching and media : a systematic approach / by Vernon S. Gerlach, Donald P. Ely, with the assistance of Rob Melnick.

Teaching and media : a systematic approach / by Vernon S. Gerlach, Donald P. Ely, with the assistance of Rob Melnick.

Bibliographic Details
Main Author: Gerlach, Vernon S.
Other Authors: Ely, Donald P. (joint author.), Melnick, Rob (joint author.)
Format: Book
Language:English
Published: Englewood Cliffs, N.J. Prentice-Hall c1980.
Edition:2d ed.
Subjects:
Audio-visual education.
Teaching > Aids and devices.