Das, B. M. (2010). Principles of geotechnical engineering. Mason, OH: Cengage Learning.
Trích dẫn kiểu ChicagoDas, Braja M. Principles of Geotechnical Engineering. Mason, OH: Cengage Learning, 2010.
MLA CitationDas, Braja M. Principles of Geotechnical Engineering. Mason, OH: Cengage Learning, 2010.
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