000 00375nam a22001451a 4500
082 _a371.33
_bSRS/E
100 _aS R Sharma
_982582
245 _aEducational technology/
_cby S R Sharma
260 _aNew Delhi:
_bMohit,
_c1998.
300 _a202p.
650 _aEducational Technology
_982583
650 _aEducation
_982584
650 _aSocial Sciences
_982585
942 _cBK
999 _c11980
_d11980