APA (7th ed.) Citation

Diethelm, C., & Diethelm, C. (1975). Sonate I: Op. 118 ; 1974. Sonate II : op. 121 ; 1974 ; für Viola solo. Amadeus.

Chicago Style (17th ed.) Citation

Diethelm, Caspar, and Caspar Diethelm. Sonate I: Op. 118 ; 1974. Sonate II : Op. 121 ; 1974 ; Für Viola Solo. Berg a.I./Zürich: Amadeus, 1975.

MLA (9th ed.) Citation

Diethelm, Caspar, and Caspar Diethelm. Sonate I: Op. 118 ; 1974. Sonate II : Op. 121 ; 1974 ; Für Viola Solo. Amadeus, 1975.

Warning: These citations may not always be 100% accurate.