Röntgen, J. Theme and variations opus 17 in B flat major: (1878) / Julius Röntgen. Piano à quatre mains. - [S.l.]: NM, P 1992. - Best.-Nr. 92014. - Compact Disc, Nr. 12.
Lua i Stíl Chicago (17ú heag.)Röntgen, Julius. "Theme and Variations Opus 17 in B Flat Major: (1878) / Julius Röntgen." Piano à Quatre Mains. - [S.l.]: NM, P 1992. - Best.-Nr. 92014. - Compact Disc, Nr. 12 .
Lua MLA (8ú heag.)Röntgen, Julius. "Theme and Variations Opus 17 in B Flat Major: (1878) / Julius Röntgen." Piano à Quatre Mains. - [S.l.]: NM, P 1992. - Best.-Nr. 92014. - Compact Disc, Nr. 12, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.