000 00341nam a2200169Ia 4500
100 _aGrewal, B S
080 _a510
526 _dNTB
526 _aUG
366 _f10
250 _a44th ed.
942 _cBK
245 _aHigher engineering mathematics
260 _aKhanna Publishers
_bDelhi
_c2017
300 _aix,1238
546 _aE
999 _c53249
_d53249