Das, B. M. (2011). Principles of foundation engineering (7th, SI Ed.). Cengage.
Chicago Style (17th ed.) CitationDas, Braja M. Principles of Foundation Engineering. 7th, SI Ed. United States: Cengage, 2011.
MLA citiranjeDas, Braja M. Principles of Foundation Engineering. 7th, SI Ed. Cengage, 2011.
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