Cita APA (7a ed.)

Beethoven, L. v. (1865). Briefe ... - Neue Briefe. [s.n.].

Cita Chicago Style (17a ed.)

Beethoven, Ludwig van. Briefe ... - Neue Briefe. Stuttgart: [s.n.], 1865.

Cita MLA (9a ed.)

Beethoven, Ludwig van. Briefe ... - Neue Briefe. [s.n.], 1865.