Cita APA (7th ed.)
Das, B. M. (2007). Principles of foundation engineering. Thomson/Brooks/Cole.
Cita Chicago (17th ed.)
Das, Braja M. Principles of Foundation Engineering. New Delhi: Thomson/Brooks/Cole, 2007.
Cita MLA (9th ed.)
Das, Braja M. Principles of Foundation Engineering. Thomson/Brooks/Cole, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.