Stewart, C. (1964). Gothic architecture. McKaye.
Lua i Stíl Chicago (17ú heag.)Stewart, Cecil. Gothic Architecture. [London]: McKaye, 1964.
Lua MLA (9ú heag.)Stewart, Cecil. Gothic Architecture. McKaye, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.