CLAY, G. (1980). Landscape For Living. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)CLAY, Grady. Landscape For Living. McGraw-Hill, 1980.
Lua MLA (8ú heag.)CLAY, Grady. Landscape For Living. McGraw-Hill, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.