Cita APA (7th ed.)

Valentin, E., & Fellerer, K. G. (1958). The toccata. Arno Volk Verlag.

Cita Chicago (17th ed.)

Valentin, Erich, i Karl Gustav Fellerer. The Toccata. Koln: Arno Volk Verlag, 1958.

Cita MLA (9th ed.)

Valentin, Erich, i Karl Gustav Fellerer. The Toccata. Arno Volk Verlag, 1958.