000 00259 a2200109 4500
020 _a9788121906814
100 _aNARAYAN, SHANTI/ MITTAL, P.K.
245 _aINTEGRAL CALCULUS
250 _a1
260 _bSCHAND AND COMPANY LTD., NEW DELHI
_c2024
942 _cBK
999 _c89017
_d89017