APA (7th ed.) Citation

Wagner, R., Bröcheler, J., Smit, H., Clark, G., Runkel, R., Merritt, C., . . . Vermeiren, M. (2006). Das Rheingold. Opus Arte.

Chicago Style (17th ed.) Citation

Wagner, Richard, et al. Das Rheingold. Waldron, Heathfield: Opus Arte, 2006.

MLA (9th ed.) Citation

Wagner, Richard, et al. Das Rheingold. Opus Arte, 2006.