APA (7th ed.) Citation

Beethoven, L. v., & Goode, R. (1989). The op. 31 piano sonatas. Elektra Nonesuch.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, and Richard Goode. The Op. 31 Piano Sonatas. New York, N.Y.: Elektra Nonesuch, 1989.

MLA (9th ed.) Citation

Beethoven, Ludwig van, and Richard Goode. The Op. 31 Piano Sonatas. Elektra Nonesuch, 1989.