APA (7th ed.) Citation

Harris, R., & Cumpson, H. (1931). Piano sonata. Cos Cob Press.

Chicago Style (17th ed.) Citation

Harris, Roy, and Harry Cumpson. Piano Sonata. New York: Cos Cob Press, 1931.

MLA (9th ed.) Citation

Harris, Roy, and Harry Cumpson. Piano Sonata. Cos Cob Press, 1931.

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