Rosewall Richard B. (1984). Handbook of singing (Rev ed.). Dickerson Press.
Cita Chicago (17th ed.)Rosewall Richard B. Handbook of Singing. Rev ed. Dickerson Press, 1984.
Cita MLA (9th ed.)Rosewall Richard B. Handbook of Singing. Rev ed. Dickerson Press, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.