000 00291nam a2200109Ia 4500
008 250604s9999 xx 000 0 und d
100 _aSaraswat, Praveen
245 0 _aDifferential Calculus and integral Calculus
260 _aLucknow
_bThakur publication
_c2022
300 _a392
942 _cBK
999 _c19523
_d19523