APA (7th ed.) Citation

Wagner, R. (1914). Beethoven. Insel-Verl.

Chicago Style (17th ed.) Citation

Wagner, Richard. Beethoven. Leipzig: Insel-Verl, 1914.

MLA (9th ed.) Citation

Wagner, Richard. Beethoven. Insel-Verl, 1914.

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