Cita APA (7a ed.)

Beethoven, L. v. Ouverture in c: Zur oper Leonore op 138. Ernst Eulenburg.

Cita Chicago Style (17a ed.)

Beethoven, Ludwig van. Ouverture in C: Zur Oper Leonore Op 138. Leipzig: Ernst Eulenburg.

Cita MLA (9a ed.)

Beethoven, Ludwig van. Ouverture in C: Zur Oper Leonore Op 138. Ernst Eulenburg.