APA (7th ed.) Citation

Bach, J. S., Kortschak, H., & Hughes, E. (1928). Sonatas for violin and piano. Schirmer.

Chicago Style (17th ed.) Citation

Bach, Johann Sebastian, Hugo Kortschak, and Edwin Hughes. Sonatas for Violin and Piano. New York: Schirmer, 1928.

MLA (9th ed.) Citation

Bach, Johann Sebastian, et al. Sonatas for Violin and Piano. Schirmer, 1928.