000 00380nam a2200145Ia 4500
008 240411s9999||||xx |||||||||||||| ||und||
040 _aKP
082 _a692.502 9
100 _aChakraborti,M.
245 0 _aEstimating ,Costing,Specification and Valuation in Civil Engineering
250 _a12th
260 _aCalcutta
_bChakraborti
_c1994
300 _aviii,832p.
942 _cBK
999 _c19746
_d19746