APA (7th ed.) Citation

Valentin, E. (1958). Beethoven: A pictorial biography. Studio publications.

Chicago Style (17th ed.) Citation

Valentin, Erich. Beethoven: A Pictorial Biography. New York: Studio publications, 1958.

MLA (9th ed.) Citation

Valentin, Erich. Beethoven: A Pictorial Biography. Studio publications, 1958.

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