000 00296nam a2200121Ia 4500
008 180304s9999 xx 000 0 und d
020 _a9788121938907
100 _a"Dass, H. K. and Rajanish Verma"
245 0 _aHigher Engineering Mathematics
260 _bS. Chand
365 _b995
942 _cBK
999 _c2770
_d2770