000 00293nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a510 DUF
100 _aDUFFY (DEAN G.)
245 _aAdvanced Engineering Mathematics..
260 _aNew Delhi
_bCRC Press
365 _cRS
999 _c180436
_d180436