APA (7th ed.) Citation

Schoenberg, A. (1939). Fourth string quartet: Op. 37. G. Schirmer.

Chicago Style (17th ed.) Citation

Schoenberg, Arnold. Fourth String Quartet: Op. 37. New York: G. Schirmer, 1939.

MLA (8th ed.) Citation

Schoenberg, Arnold. Fourth String Quartet: Op. 37. G. Schirmer, 1939.