APA (7th ed.) Citation

Cowell, H., & Cowell, S. R. (1955). Charles Ives and his music. Oxford University Press.

Chicago Style (17th ed.) Citation

Cowell, Henry, and Sidney Robertson Cowell. Charles Ives and His Music. New York: Oxford University Press, 1955.

MLA (9th ed.) Citation

Cowell, Henry, and Sidney Robertson Cowell. Charles Ives and His Music. Oxford University Press, 1955.