Williams, G. (1971). The heraldry of the Cinque Ports: Geoffrey Williams. David & Charles.
Lua i Stíl Chicago (17ú heag.)Williams, Geoffrey. The Heraldry of the Cinque Ports: Geoffrey Williams. Newton Abbot: David & Charles, 1971.
Lua MLA (8ú heag.)Williams, Geoffrey. The Heraldry of the Cinque Ports: Geoffrey Williams. David & Charles, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.