000 00313nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a561 DAS
100 _aDass ( H.K )
245 _aHigher engineering mathematics Advanced engineering
260 _aNew Delhi
_bS.CHAND & SONS,
365 _cRs
999 _c212130
_d212130