APA (7th ed.) Citation

Friedman, I., Beethoven, L. v., Bach, J. S., Schubert, F., Schumann, R., & Wagner, R. (1973). Ignaz Friedman plays concert one. Klavier.

Chicago Style (17th ed.) Citation

Friedman, Ignaz, Ludwig van Beethoven, Johann Sebastian Bach, Franz Schubert, Robert Schumann, and Richard Wagner. Ignaz Friedman Plays Concert One. Klavier, 1973.

MLA (8th ed.) Citation

Friedman, Ignaz, et al. Ignaz Friedman Plays Concert One. Klavier, 1973.