000 004000000a22001570004500
060 _a100
082 _a630.715 ADI
100 _aAdivi, Reddy A
245 _aExtension Education
250 _a5
260 _aBapatla, Sree Lakshmi Press
260 _c1993
300 _a344
650 _aExtension Teaching methods/ Extension Administration/ Rural sociology/ Audio visual aids/
942 _cBK
999 _c223513
_d223513