DUTTA, B. N., & DUTTA, B. N. (1991). Estimating And Costing In Civil Engineering Theory And Practice Bn. Dutta. UBS Publishers' Distributors.
Chicago (17e ed.) BronvermeldingDUTTA, B N., en B N. DUTTA. Estimating And Costing In Civil Engineering Theory And Practice Bn. Dutta. UBS Publishers' Distributors, 1991.
MLA (8e ed.) BronvermeldingDUTTA, B N., en B N. DUTTA. Estimating And Costing In Civil Engineering Theory And Practice Bn. Dutta. UBS Publishers' Distributors, 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.