Vergo, P. Art in Vienna 1898-1918.
Lua i Stíl Chicago (17ú heag.)Vergo, Peter. Art in Vienna 1898-1918.
Lua MLA (8ú heag.)Vergo, Peter. Art in Vienna 1898-1918.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)