TY - BOOK AU - M.Chakraburti TI - Estimating Costing Spesification and Valuation in Civil Engineering SN - SCST02578 PY - 1992/// CY - Calucutta PB - National Halftone KW - Costing KW - Engineering KW - Estimating KW - Spesification KW - Valuation KW - Civil ER -