Cita APA (7a ed.)

Caruso, E., & Tetrazzini, L. (1975). Caruso and Tetrazzini on the art of singing: By Enrico Caruso and Luisa Tetrazzini (Nachdruck der Ausgabe 1909.). Dover Publ..

Cita Chicago Style (17a ed.)

Caruso, Enrico, y Luisa Tetrazzini. Caruso and Tetrazzini on the Art of Singing: By Enrico Caruso and Luisa Tetrazzini. Nachdruck der Ausgabe 1909. New York: Dover Publ., 1975.

Cita MLA (8a ed.)

Caruso, Enrico, y Luisa Tetrazzini. Caruso and Tetrazzini on the Art of Singing: By Enrico Caruso and Luisa Tetrazzini. Nachdruck der Ausgabe 1909. Dover Publ., 1975.