Brod, M. (1927). David Rëubeni in Portugal. Kauffmann.
Lua i Stíl Chicago (17ú heag.)Brod, Max. David Rëubeni in Portugal. Frankfurt am Main: Kauffmann, 1927.
Lua MLA (8ú heag.)Brod, Max. David Rëubeni in Portugal. Kauffmann, 1927.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.