Ehrlich, M., & Becker, L. (2010). Reinforced soil walls and slopes: Design and construction. Oficina de Textos.
Lua i Stíl Chicago (17ú heag.)Ehrlich, Mauricio, agus Leonardo Becker. Reinforced Soil Walls and Slopes: Design and Construction. São Paulo: Oficina de Textos, 2010.
Lua MLA (9ú heag.)Ehrlich, Mauricio, agus Leonardo Becker. Reinforced Soil Walls and Slopes: Design and Construction. Oficina de Textos, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.