APA (7th ed.) Citation

Wagner, R., & Mund, U. (1989). Der Ring. Naxos.

Chicago Style (17th ed.) Citation

Wagner, Richard, and Uwe Mund. Der Ring. Germany: Naxos, 1989.

MLA (8th ed.) Citation

Wagner, Richard, and Uwe Mund. Der Ring. Naxos, 1989.

Warning: These citations may not always be 100% accurate.