APA (7th ed.) Zitazioa
Das, B. M. (2007). Principles of foundation engineering (6th ed.). New Delhi ; Thomson/Brooks/Cole.
Chicago Style (17th ed.) Zitazioa
Das, Braja M. Principles of Foundation Engineering. 6th ed. Pacific Grove, CA: New Delhi ; Thomson/Brooks/Cole, 2007.
MLA (9th ed.) Zitazioa
Das, Braja M. Principles of Foundation Engineering. 6th ed. New Delhi ; Thomson/Brooks/Cole, 2007.
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