000 00569nam a22002051a 4500
999 _c150573
_d150573
020 _a9780138913588
082 _a371.3
_bVER/T
100 _aVernon S Gerlach
100 _aDonald Pely
100 _aRob Melnick
245 _aTeaching and media : a systematic approach/
_cby Vernon S Gerlach, Donald Pely and Rob Melnick
250 _a2nd.
260 _aNew Jersey:
_bPrentice-Hall,
_c1980.
300 _a420p.
650 _aTeaching Instructional Aids
650 _aEducation Audio Visual
650 _aSocial Sciences
650 _aEducation
942 _cBK