000			00381nam a22001577a 4500
003			OSt
005			20220812111811.0
008			220812b ||||| |||| 00| 0 eng d
020			_a8174570527
100			_aSharma A . R .
245			_aEducational Technology
260			_aAgra _bVinod Pustak Mandir
300			_aPage No.314 _bPB
650			_2India Education
942			_2ddc _cBK
999			_c1611 _d1611