Dyfyniad APA
Dutta, B. (1959). Estimating and costing in civil engineering: Theory and practice (27 th rev.ed.). UBS Publishers Distributors.
Dyfyniad Arddull Chicago
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 27 th rev.ed. New Delhi: UBS Publishers Distributors, 1959.
Dyfyniad MLA
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 27 th rev.ed. UBS Publishers Distributors, 1959.
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