Gargola. The Shape of the Roman Order. The University of North Carolina Press.
Lua i Stíl Chicago (17ú heag.)Gargola. The Shape of the Roman Order. The University of North Carolina Press.
Lua MLA (9ú heag.)Gargola. The Shape of the Roman Order. The University of North Carolina Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.