Cita APA (7th ed.)
Chakraborti, M. (1963). Estimating, costing, specification and valuation: In Civil Engineering. National halftone Co..
Cita Chicago (17th ed.)
Chakraborti, M. Estimating, Costing, Specification and Valuation: In Civil Engineering. Calcutta: National halftone Co., 1963.
Cita MLA (9th ed.)
Chakraborti, M. Estimating, Costing, Specification and Valuation: In Civil Engineering. National halftone Co., 1963.
Atenció: Aquestes cites poden no estar 100% correctes.