000 00312nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
082 _a510.621
_bGRE/H
100 _aGrewal, B S
245 0 _aHigher Engineering Mathematics
260 _bKhanna Publication
650 _aElectronics & Communication
942 _cBK
999 _c15562
_d15562