APA (7th ed.) Zitazioa
Dutta, B. (2000). Estimating and costing in civil Engineering: Theory and practice (24th ed.). UBS Publisher.
Chicago Style (17th ed.) Zitazioa
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 24th ed. New Delhi: UBS Publisher, 2000.
MLA (9th ed.) Zitazioa
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 24th ed. UBS Publisher, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.