Cita APA (7a ed.)

Engelmann, N. (2007). Euphonium. Engelmann.

Cita Chicago Style (17a ed.)

Engelmann, Norbert. Euphonium. Herzogenaurach: Engelmann, 2007.

Cita MLA (8a ed.)

Engelmann, Norbert. Euphonium. Engelmann, 2007.