Annesley, C., & Huneker, J. The standard operaglass: Detailed plots of the celebrated operas with critical and biographical remarks and dates (Revised edition.).
Chicago-referens (17:e uppl.)Annesley, Charles, och James Huneker. The Standard Operaglass: Detailed Plots of the Celebrated Operas with Critical and Biographical Remarks and Dates. Revised edition.
MLA-referens (9:e uppl.)Annesley, Charles, och James Huneker. The Standard Operaglass: Detailed Plots of the Celebrated Operas with Critical and Biographical Remarks and Dates. Revised edition.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.