DUTTA, B. (1996). Estimating And Costing In Civil Engineering. UBSPD.
Chicago Style (17. basım) AtıfDUTTA, BN. Estimating And Costing In Civil Engineering. UBSPD, 1996.
MLA (8th ed.) AtıfDUTTA, BN. Estimating And Costing In Civil Engineering. UBSPD, 1996.
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