000 00307nam a22001337a 4500
999 _c56746
_d56746
020 _a9788170089926
100 _aBali N P
245 _aTextbook of Engineering Mathematics
250 _a7th ed
260 _aNew Delhi
_bLakshmi Publication
_c2007
300 _a1530
700 _aManish Goyal
942 _cBB