APA (7th ed.) Citation

Wagner, R., & Ellis, W. A. (1893). Richard Wagner's prose works. K. Paul, Trench, Trubner.

Chicago Style (17th ed.) Citation

Wagner, Richard, and William Ashton Ellis. Richard Wagner's Prose Works. London: K. Paul, Trench, Trubner, 1893.

MLA (9th ed.) Citation

Wagner, Richard, and William Ashton Ellis. Richard Wagner's Prose Works. K. Paul, Trench, Trubner, 1893.