APA (7th ed.) Zitazioa
Foundation design and construction / Tomlinson, M. J: Pitmen and sons.
Chicago Style (17th ed.) Zitazioa
Foundation Design and Construction / Tomlinson, M. J: Pitmen and Sons.
MLA (9th ed.) Zitazioa
Foundation Design and Construction / Tomlinson, M. J: Pitmen and Sons.
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