APA (7th ed.) Citation

Bartók, B., Dohnányi, C. v., & Binder, E. Zwei Portraits, op. 5, Sz 37.

Chicago Style (17th ed.) Citation

Bartók, Béla, Christoph von Dohnányi, and Erich Binder. Zwei Portraits, Op. 5, Sz 37.

MLA (9th ed.) Citation

Bartók, Béla, et al. Zwei Portraits, Op. 5, Sz 37.