APA (7th ed.) Zitazioa
Chakraborti, M. (2007). Estimating, costing specification and valuation in civil engineering: Principles and applications (20th ed.). The Author.
Chicago Style (17th ed.) Zitazioa
Chakraborti, M. Estimating, Costing Specification and Valuation in Civil Engineering: Principles and Applications. 20th ed. Kolkata: The Author, 2007.
MLA (9th ed.) Zitazioa
Chakraborti, M. Estimating, Costing Specification and Valuation in Civil Engineering: Principles and Applications. 20th ed. The Author, 2007.
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