000 00294nam a2200145Ia 4500
100 _aNarayan
650 _aChemistry
942 _cBK
654 _aCalculus
245 _aIntegral Calculus
260 _bKedar Nath Ram Nath
_aMeerut
082 _a515.4
300 _a951
546 _aENGLISH
999 _c28773
_d28773