Tribune-Review (Greensburg, PA).
Lua i Stíl Chicago (17ú heag.)Tribune-Review (Greensburg, PA).
Lua MLA (9ú heag.)Tribune-Review (Greensburg, PA).
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)