APA (7th ed.) Citation

Beethoven, L. v., Sonndeithner, J., & Treitschke, F. (1962). Fidelio: Opera in two acts. EMI Records.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, Joseph Sonndeithner, and Friedrich Treitschke. Fidelio: Opera in Two Acts. London: EMI Records, 1962.

MLA (9th ed.) Citation

Beethoven, Ludwig van, et al. Fidelio: Opera in Two Acts. EMI Records, 1962.