Das, B. M. (2008). Fundamentals of geotechnical engineering (Third edition.). Thomson.
Chicago Style aipamenaDas, Braja M. Fundamentals of Geotechnical Engineering. Third edition. Australia: Thomson, 2008.
MLA aipamenaDas, Braja M. Fundamentals of Geotechnical Engineering. Third edition. Thomson, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.