000 00291nam a2200121Ia 4500
008 220821s2011 xx 000 0 eng d
100 _aCHHABRA, T. N.
245 0 _aENGINEERING & MANAGERIAL ECONOMICS
250 _a2ND
260 _bSUN INDIA
_c2011
300 _a15 . 19
942 _2ddc
_cBTECH
999 _c2189
_d2189