APA (7th ed.) Citation

Beethoven, L. v., Schenker, H., & Schachter, C. (1975). Complete piano sonatas. Dover Publications.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, Heinrich Schenker, and Carl Schachter. Complete Piano Sonatas. New York: Dover Publications, 1975.

MLA (8th ed.) Citation

Beethoven, Ludwig van, et al. Complete Piano Sonatas. Dover Publications, 1975.

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