APA (7th ed.) Citation

Graaf, T. d. (1978). Klaviersonate Nr. 6, opus 9 ([Partitur].). Studio-Verlag.

Chicago Style (17th ed.) Citation

Graaf, Tonnie de. Klaviersonate Nr. 6, Opus 9. [Partitur]. Augsburg: Studio-Verlag, 1978.

MLA (9th ed.) Citation

Graaf, Tonnie de. Klaviersonate Nr. 6, Opus 9. [Partitur]. Studio-Verlag, 1978.

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