APA (7th ed.) Citation

Schumann, R., Sellheim, F., & Sellheim, E. Adagio & Allegro (As-Dur ...), op. 70.

Chicago Style (17th ed.) Citation

Schumann, Robert, Friedrich-Jürgen Sellheim, and Eckart Sellheim. Adagio & Allegro (As-Dur ...), Op. 70.

MLA (9th ed.) Citation

Schumann, Robert, et al. Adagio & Allegro (As-Dur ...), Op. 70.