Budden, J. (2008). Verdi (3rd ed.). Oxford University Press.
Tohutoru Kātū Chicago (17th ed.)Budden, Julian. Verdi. 3rd ed. New York: Oxford University Press, 2008.
Tohutoro MLA (9th ed.)Budden, Julian. Verdi. 3rd ed. Oxford University Press, 2008.
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