Cita APA (7a ed.)

Méry, J., Du Locle, C., Lauzières, A. d., Zanardini, A., Phillips-Matz, M. J., & Verdi, G. (1991). Don Carlos: Opera in three acts. The Metropolitan Opera Guild.

Cita Chicago Style (17a ed.)

Méry, Joseph, Camille Du Locle, Achille de Lauzières, A. Zanardini, Mary Jane Phillips-Matz, y Giuseppe Verdi. Don Carlos: Opera in Three Acts. New York: The Metropolitan Opera Guild, 1991.

Cita MLA (9a ed.)

Méry, Joseph, et al. Don Carlos: Opera in Three Acts. The Metropolitan Opera Guild, 1991.