APA (7th ed.) Citation

Brahms, J., Schumann, R., & Kempff, W. (1998). Wilhelm Kempff. Polygram.

Chicago Style (17th ed.) Citation

Brahms, Johannes, Robert Schumann, and Wilhelm Kempff. Wilhelm Kempff. [Hamburg]: Polygram, 1998.

MLA (9th ed.) Citation

Brahms, Johannes, et al. Wilhelm Kempff. Polygram, 1998.