Merkoša sitáhtat
APA-čujuhusOsborne, C. (1997). The complete operas of Verdi: A critical guide. Indigo.
Chicago-stiilla gáldočujuhusOsborne, Charles. The Complete Operas of Verdi: A Critical Guide. London: Indigo, 1997.
MLA-čujuhusOsborne, Charles. The Complete Operas of Verdi: A Critical Guide. Indigo, 1997.
Harvard-stiilla gáldočujuhusOsborne, C. 1997. The complete operas of Verdi: A critical guide. London: Indigo.
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