Cita APA (7a ed.)

Brandenburg, S. (1969). Ludwig van Beethoven. Beethoven-Archiv [etc.].

Cita Chicago Style (17a ed.)

Brandenburg, Sieghard. Ludwig Van Beethoven. Bonn [etc.]: Beethoven-Archiv [etc.], 1969.

Cita MLA (9a ed.)

Brandenburg, Sieghard. Ludwig Van Beethoven. Beethoven-Archiv [etc.], 1969.