APA (7th ed.) Citation

Beethoven, L. v., Fischer, H. C., & Kock, E. (1990). Ludwig van Beethoven.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, Hans Conrad Fischer, and Erich Kock. Ludwig Van Beethoven. [S.l.], 1990.

MLA (9th ed.) Citation

Beethoven, Ludwig van, et al. Ludwig Van Beethoven. 1990.