000 00386nam a22001697a 4500
003 OSt
005 20240321121307.0
008 170717b xxu||||| |||| 00| 0 eng d
020 _a9394883584
040 _cSERO SOFT
100 _aKAUSHIK, S. C.
245 _aENERGY CONSERVATION
260 _aDELHI
_bMCGRAW HILL
_c2011
300 _a186
440 _pPOLYTECHNIC
942 _2ddc
_c03
999 _c35888
_d35888