APA (7th ed.) Citation

Beethoven, L. v., Sonnleithner, J., Furtwängler, W., Flagstad, K., Schwarzkopf, E., Patzak, J., . . . Gallos, H. (1970). Fidelio.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, et al. Fidelio. [S.l.], 1970.

MLA (9th ed.) Citation

Beethoven, Ludwig van, et al. Fidelio. 1970.