APA (7th ed.) Citation

Young, P. M. (1968). Beethoven. Cornerstone Library.

Chicago Style (17th ed.) Citation

Young, Percy M. Beethoven. New York: Cornerstone Library, 1968.

MLA (9th ed.) Citation

Young, Percy M. Beethoven. Cornerstone Library, 1968.

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