APA (7th ed.) Citation

Hensel, F., & Summerville, S. (1999). Two duets on texts by Heinrich Heine: For soprano and alto voices unaccompanied ([Partitur].). Furore-Verl.

Chicago Style (17th ed.) Citation

Hensel, Fanny, and Suzanne Summerville. Two Duets on Texts by Heinrich Heine: For Soprano and Alto Voices Unaccompanied. [Partitur]. Kassel: Furore-Verl, 1999.

MLA (9th ed.) Citation

Hensel, Fanny, and Suzanne Summerville. Two Duets on Texts by Heinrich Heine: For Soprano and Alto Voices Unaccompanied. [Partitur]. Furore-Verl, 1999.