Dalzell, R. (1972). Simplified Cocrete Masonry Planning And Building Ralph Dalzell. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Dalzell, Rlph. Simplified Cocrete Masonry Planning And Building Ralph Dalzell. McGraw-Hill, 1972.
Lua MLA (8ú heag.)Dalzell, Rlph. Simplified Cocrete Masonry Planning And Building Ralph Dalzell. McGraw-Hill, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.