000 00316nam a22001337a 4500
020 _a9788121938907
082 _a519.062
_bDAS/HI
100 _aDass, H.K
245 _aHigher engineering mathematics
260 _aNew Delhi
_bS.Chand & Company Ltd.
_c2011
300 _a1708
700 _aRajnish Verma
942 _cBK
999 _c13892
_d13892