Osborne, C. (1995). The complete operas of Wagner: A critical guide. Grange Books.
Chicagoスタイル(17版)引用形式Osborne, Charles. The Complete Operas of Wagner: A Critical Guide. London: Grange Books, 1995.
MLA(9版)引用形式Osborne, Charles. The Complete Operas of Wagner: A Critical Guide. Grange Books, 1995.
警告: この引用は必ずしも正確ではありません.