000 00291nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a510
100 _aGrewal J S
245 0 _aHigher Engineering Mathematics
250 _a42
260 _bKhanna Publishers,New Delhi
_c2012
942 _cBK
999 _c26551
_d26551