(1990). The recipice book. Longman.
Lua i Stíl Chicago (17ú heag.)The Recipice Book. Longman, 1990.
Lua MLA (8ú heag.)The Recipice Book. Longman, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)