Das, B. M. Fundamentals of geotechnical engineering (4th ed.).
Lua i Stíl Chicago (17ú heag.)Das, Braja M. Fundamentals of Geotechnical Engineering. 4th ed.
Lua MLA (8ú heag.)Das, Braja M. Fundamentals of Geotechnical Engineering. 4th ed.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.