APA (7th ed.) Citation

Beethoven, L. v., Mariassy, I., & Zaszkaliczky, T. (1994). Sonaten: Fur klavier = for piano = pour piano. Konemann Music Budapest.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, Istvan Mariassy, and Tamas Zaszkaliczky. Sonaten: Fur Klavier = for Piano = Pour Piano. Budapest: Konemann Music Budapest, 1994.

MLA (9th ed.) Citation

Beethoven, Ludwig van, et al. Sonaten: Fur Klavier = for Piano = Pour Piano. Konemann Music Budapest, 1994.