Dutta, B. (1982). Estimating and costing in civil engineering: Theory and practice (17th ed.). S. Dutta.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 17th ed. Lucknow: S. Dutta, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice. 17th ed. S. Dutta, 1982.
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