Marafioti, P. M. (1981). Caruso's method of voice production: The scientific culture of the voice / by P. Mario Marafioti (Nachdruck d. Ausg. New York 1922.). Dover Publ..
Lua i Stíl Chicago (17ú heag.)Marafioti, P. Mario. Caruso's Method of Voice Production: The Scientific Culture of the Voice / by P. Mario Marafioti. Nachdruck d. Ausg. New York 1922. New York: Dover Publ., 1981.
Lua MLA (8ú heag.)Marafioti, P. Mario. Caruso's Method of Voice Production: The Scientific Culture of the Voice / by P. Mario Marafioti. Nachdruck d. Ausg. New York 1922. Dover Publ., 1981.
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