Original tekst: Suzuki Viola School, Volume 8. R. Kent Cook. G. Frescobaldi. G. Cassado. G.P. Telemann. For Viola.
Oversættelse: Suzuki Viola School, bind 8. R. Kent Kog. Viola noder. Suzuki Viola School, bind 8 af Michael Isaac Strauss, klaver acc. Metode.