Lua APA (7ú heag.)
Soil mechanics foundations and earth structures / Tschebatnoff, Gregory P: McGraw Hill Book.
Lua i Stíl Chicago (17ú heag.)
Soil Mechanics Foundations and Earth Structures / Tschebatnoff, Gregory P: McGraw Hill Book.
Lua MLA (9ú heag.)
Soil Mechanics Foundations and Earth Structures / Tschebatnoff, Gregory P: McGraw Hill Book.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.