Ries, H. (1981). Henry Ries: Berliner Galerie.
Lua i Stíl Chicago (17ú heag.)Ries, Henry. Henry Ries: Berliner Galerie. Frankfurt/Main, 1981.
Lua MLA (8ú heag.)Ries, Henry. Henry Ries: Berliner Galerie. 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.