Rathert, Wolfgang. Charles Ives. Darmstadt, Germany: Wiss. Buchges., 1989.

Burkholder, J. Peter. All Made of Tunes. New Haven, CT: Yale University Press, 1995.

Block, Geoffrey, and J. Peter Burkholder, eds. Charles Ives and the Classical Tradition. New Haven, CT: Yale University Press, 1996.

Block, Geoffrey. Ives: Concord Sonata. Cambridge Music Handbooks. Cambridge: Cambridge University Press, 1996.

Bernlef, J., and Reinbert de Leeuw. Charles Ives. Amsterdam: DeBezige Bij, 1969.

Barker, John W. “Who Owns Charles Ives?” Reviews in American History 4, no. 3 (September 1976): 442-450.

Alexander, Michael J. The Evolving Keyboard Style of Charles Ives. Outstanding Dissertations in Music From British Universities. New York, NY: Garland, 1989.

Owens, Tom C., ed. Selected Correspondence of Charles Ives. Berkeley: University of California Press, 2007.

Owens, Tom, ed. “Selected Correspondence 1881-1954.” In Charles Ives and His World, 199-270. Princeton, NJ: Princeton University Press, 1996.

Ives, Charles E. Essays Before a Sonata. New York: Knickerbocker Press, 1920.