APA (7th ed.) Citation

Hess, W. (1957). Beethoven. Breitkopf & Härtel.

Chicago Style (17th ed.) Citation

Hess, Willy. Beethoven. Wiesbaden: Breitkopf & Härtel, 1957.

MLA (9th ed.) Citation

Hess, Willy. Beethoven. Breitkopf & Härtel, 1957.

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