APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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