Ursprunglig: Sevcik Violin Studies - Opus 1, Part 3. Ottakar Sevcik. Violin sheet music. Sevcik Violin Studies - Opus 1, Part 3. For Violin.
Översättning: Sevcik Violin studier - Opus 1, del 3. Violin noter. Sevcik Violin studier - Opus 1, del 3. School of Violin Technique. För violin. Босуорт.