SCHILD, E. (1979). Structural failure in resdential buildings vol.2: External walls and openings. John wiley and Sons.
Lua i Stíl Chicago (17ú heag.)SCHILD, Erich. Structural Failure in Resdential Buildings Vol.2: External Walls and Openings. New York: John wiley and Sons, 1979.
Lua MLA (9ú heag.)SCHILD, Erich. Structural Failure in Resdential Buildings Vol.2: External Walls and Openings. John wiley and Sons, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.