000 00304nam a2200121Ia 4500
008 221118b |||||||| |||| 00| 0 eng d
040 _cBGL
100 _aKumar, R
245 0 _aMathematics series: Calculus differential and integral
260 _aDelhi
_bVardhman
_c1997
300 _a376p
942 _cWDSA
999 _c37309
_d37309