Tohutoro APA (7th ed.)
Wagner, R., Thomas, J., Stolze, G., Stewart, T., Kelemen, Z., Ridderbusch, K., . . . Osborne, R. Siegfried. Deutsche Grammophon.
Tohutoru Kātū Chicago (17th ed.)
Wagner, Richard, et al. Siegfried. Hamburgo, Alemania: Deutsche Grammophon.
Tohutoro MLA (9th ed.)
Wagner, Richard, et al. Siegfried. Deutsche Grammophon.
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