APA (7th ed.) Citation

Walker, F. (1952). Hugo Wolf: A biography. Knopf.

Chicago Style (17th ed.) Citation

Walker, Frank. Hugo Wolf: A Biography. New York: Knopf, 1952.

MLA (9th ed.) Citation

Walker, Frank. Hugo Wolf: A Biography. Knopf, 1952.

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