000 004250000a22001690004500
060 _a100
082 _a371.33 HAA
100 _aHaas, Kenneth B
100 _aPacker, Harry Q
245 _aPreparation and use of audio-visual acids
250 _a3
260 _aNew Delhi, Prentice- Hall of India
260 _c1964
300 _a371
650 _aEducation/ Teaching methods/ Audio-Visual instruction
942 _cBK
999 _c354595
_d354595