Cullum, R. The Men Who Wrought.
Lua i Stíl Chicago (17ú heag.)Cullum, Ridgwell. The Men Who Wrought.
Lua MLA (9ú heag.)Cullum, Ridgwell. The Men Who Wrought.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)