APA (7th ed.) Citation

Wagner, R., & Karg-Elert, S. (1914). Auserlesene stücke aus opern. C. F. Peters.

Chicago Style (17th ed.) Citation

Wagner, Richard, and Sigfrid Karg-Elert. Auserlesene Stücke Aus Opern. Leipzig: C. F. Peters, 1914.

MLA (9th ed.) Citation

Wagner, Richard, and Sigfrid Karg-Elert. Auserlesene Stücke Aus Opern. C. F. Peters, 1914.