APA (7th ed.) Citation

Kohs, E. B. (1950). Piano variations. Mercury Music, Merrymount Music Press.

Chicago Style (17th ed.) Citation

Kohs, Ellis B. Piano Variations. New York, NY: Mercury Music, Merrymount Music Press, 1950.

MLA (9th ed.) Citation

Kohs, Ellis B. Piano Variations. Mercury Music, Merrymount Music Press, 1950.

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