000			nam a22 7a 4500
999			_c45576 _d45576
003			OSt
005			20190405132024.0
008			190405b xxu||||| |||| 00| 0 eng d
040			_csero soft
100			_aSharma,R.A
245			_aEssential of Scientific Research
260			_aMeerut _bR.Lall
300			_a824
942			_2ddc _c02