Viking Youth. (1980). Calendar 'Northland' 1981. Viking Youth.
Lua i Stíl Chicago (17ú heag.)Viking Youth. Calendar 'Northland' 1981. London: Viking Youth, 1980.
Lua MLA (8ú heag.)Viking Youth. Calendar 'Northland' 1981. Viking Youth, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.