APA (7th ed.) Citation

Toch, E. (1950). Hyperion, a dramatic prelude. Op. 71. Leeds.

Chicago Style (17th ed.) Citation

Toch, Ernst. Hyperion, a Dramatic Prelude. Op. 71. New York: Leeds, 1950.

MLA (9th ed.) Citation

Toch, Ernst. Hyperion, a Dramatic Prelude. Op. 71. Leeds, 1950.