000 004550000a22001570004500
060 _a100
082 _a371.335 020 2 DEK
100 _aCochran, Lee W
100 _aDeKieffer, R E
245 _aManual of audio visual technique
260 _aU S A, Prentice -Hall Inc
300 _a251
490 _aPrentice Hall education series
650 _aTechniques audio visual / teaching material non projected / teaching material projected
942 _cBK
999 _c349671
_d349671