Harman, Alec, Anthony Milner and Wilfrid Mellers. Man and His Music: The Story of Musical Experience in the West. New York, NY: Ox-ford University Press, 1962.

Hanuszewska, Mieczyslawa. “Geniusz na pustyni: Charles Ives.” Ruch Muzyczny 6/2 (1962): 7-9.

Gaburo, Kenneth Louis. “Studies in Pitch Symmetry in Twentieth Cen-tury Music.” D.M.A. diss., University of Illinois, 1962.

Bernstein, Leonard. “Program Five, Folk Music in the Concert Hall.” In Young People's Concerts for Reading and Listen-ing. New York, NY: Simon and Schuster, 1962.

Chávez, Carlos. “Ives y Copland.” Clave, Voz de la Juventud Musical Uruguaya 49 (August--September 1962): 19--23.

Gilday, Edward F. “The Greatest Man.” Keyboard Jr. 20/7 (April 1962): 2, 4.

Ribakove, Seymour L.. “A Prophet without Honor.” Keyboard Jr. 20/7 (April 1962): 1, 4.

Schonberg, Harold C. “Ives and Ruggles.” The New York Times. March 3, 1962: 16.

Lang, Paul Henry. One Hundred Years of American Music, 98--99, 108. New York, NY: G. Schirmer, 1961.

Hodier, André. Since Debussy: A View of Contemporary Music, trans-lated from French by Noel Burch. New York, NY: Grove Press, 1961.