000 00281nam a2200121Ia 4500
008 201201s9999 xx 000 0 und d
082 _a624.1042
100 _aDUTTA, B.N.
245 0 _aESTIMATING AND COSTING IN
250 _a10
260 _bLUCKNOW, S. DUTTA
_c1972
942 _cOB
999 _c17174
_d17174