Teaching and Media : a systematic approach
Gerlach, Vernon S
Teaching and Media : a systematic approach /by Vernon S Gerlach and Donald P Ely - 2nd edition - New Jersey prentice hall 1980 - x, 420p.
0138913587
Audio-visual education --Teaching
371.3 / GER/T
Teaching and Media : a systematic approach /by Vernon S Gerlach and Donald P Ely - 2nd edition - New Jersey prentice hall 1980 - x, 420p.
0138913587
Audio-visual education --Teaching
371.3 / GER/T