Kempner, F. (2006). Looking back.
Lua i Stíl Chicago (17ú heag.)Kempner, Fritz. Looking Back. 2006.
Lua MLA (8ú heag.)Kempner, Fritz. Looking Back. 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)