000 00287nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a518 GRE
100 _aGREWAL (B.S)
245 _aHigher Engineering Mathematics
260 _aNEW DELHI
_bKhanna Pub
365 _cRS
999 _c208261
_d208261