000 00384nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78817E+12
082 _aAL-
082 _b22 & AL
100 _aDutta B.N.
245 0 _aEstimating and Costing I
250 _aTwenty Sixth
260 _aLucknow
260 _bS.Dutta and Company
260 _c2007
300 _aXIII- 904
999 _c20450
_d20450