· 1. estimating and costing by b.n. outta, ubs 2000. 2. estimating and costing by g.s. birdie....

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Page 1:  · 1. Estimating and Costing by B.N. Outta, UBS 2000. 2. Estimating and Costing by G.S. Birdie. REFERENCES . 3. Staruard of rates standard data book by pubic works I. S. 1200 ( Parts