WRIGHT, F. L. (1975). In The Cause Of Architecture. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)WRIGHT, Frank Lloyd. In The Cause Of Architecture. McGraw-Hill, 1975.
Lua MLA (8ú heag.)WRIGHT, Frank Lloyd. In The Cause Of Architecture. McGraw-Hill, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.