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Citace podle Chicago (17th ed.)National Research Council (U.S.). Committee on Budget Estimating Techniques. Improving the Accuracy of Early Cost Estimates for Federal Construction Projects. Washington, D.C.: National Academy Press, 1990.
Citace podle MLA (9th ed.)National Research Council (U.S.). Committee on Budget Estimating Techniques. Improving the Accuracy of Early Cost Estimates for Federal Construction Projects. National Academy Press, 1990.
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