Cita APA (7a ed.)

Weaver, W. (1980). Verdi. Henschelverlag.

Cita Chicago Style (17a ed.)

Weaver, William. Verdi. Berlin: Henschelverlag, 1980.

Cita MLA (8a ed.)

Weaver, William. Verdi. Henschelverlag, 1980.