000 00322nam a2200133Ia 4500
008 220201s1982 xx 000 0 eng d
082 _a692.5
_bBIR
100 _aBirdi, G.S.
245 0 _aTextbook of estimating and costing
250 _a2
260 _aDelhi
_bDhanpat Rai and sons
_c1982
300 _a928
942 _2ddc
999 _c22815
_d22815