Cuvillier, A. Proudhon.
Lua i Stíl Chicago (17ú heag.)Cuvillier, Armand. Proudhon.
Lua MLA (8ú heag.)Cuvillier, Armand. Proudhon.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)