Wilkinson. Circles Where the Head Should Be. University of North Texas Press.
Lua i Stíl Chicago (17ú heag.)Wilkinson. Circles Where the Head Should Be. University of North Texas Press.
Lua MLA (9ú heag.)Wilkinson. Circles Where the Head Should Be. University of North Texas Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.