Cita APA (7th ed.)

(1984). Das neue Operettenbuch. Schott.

Cita Chicago (17th ed.)

Das Neue Operettenbuch. Mainz [u.a.]: Schott, 1984.

Cita MLA (8th ed.)

Das Neue Operettenbuch. Schott, 1984.

Atenció: Aquestes cites poden no estar 100% correctes.