Oversettelse: Velg Studier for Viola. Cross, Emil. Bok 3. Poeng.
Oversettelse: Cross, Emil. Cross, Emil. Violet. Bok 1. Bok 2. Bok 3. Bok 4.
Oversettelse: Noter. Violet. VLA.
Oversettelse: Velg Studier For The Viola Book 2. Noter.
Oversettelse: Book 3 looks at the movement from 1st position to 3rd position, and the practical implication of this. Noter. Violet.
Oversettelse: Noter. Violet.