Fisher, B. D. (2000). Rigoletto. Opera Journeys.
Tohutoru Kātū Chicago (17th ed.)Fisher, Burton D. Rigoletto. [Coral Gables, Fla.]: Opera Journeys, 2000.
Tohutoro MLA (9th ed.)Fisher, Burton D. Rigoletto. Opera Journeys, 2000.
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