APA (7th ed.) Citation

Schumann, R., Schumann, C., & Brahms, J. (1980). Piano music of Robert Schumann: Series III. Dover Publications.

Chicago Style (17th ed.) Citation

Schumann, Robert, Clara Schumann, and Johannes Brahms. Piano Music of Robert Schumann: Series III. New York: Dover Publications, 1980.

MLA (9th ed.) Citation

Schumann, Robert, et al. Piano Music of Robert Schumann: Series III. Dover Publications, 1980.