APA (7th ed.) Citation

Wagner, R., & Kruse, G. R. (1890). Richard Wagners Tondramen. P. Reclam.

Chicago Style (17th ed.) Citation

Wagner, Richard, and Georg Richard Kruse. Richard Wagners Tondramen. Leipzig: P. Reclam, 1890.

MLA (9th ed.) Citation

Wagner, Richard, and Georg Richard Kruse. Richard Wagners Tondramen. P. Reclam, 1890.