DUNN, I. S. Fundamentals of Geotechnical Analysis. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)DUNN, I S. Fundamentals of Geotechnical Analysis. John Wiley & Sons.
Lua MLA (8ú heag.)DUNN, I S. Fundamentals of Geotechnical Analysis. John Wiley & Sons.
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