APA (7th ed.) Citation

Simpson, R. (1985). String quartet no. 8 (1979) (Study score, 1. publ.). Faber Music.

Chicago Style (17th ed.) Citation

Simpson, Robert. String Quartet No. 8 (1979). Study score, 1. publ. London: Faber Music, 1985.

MLA (9th ed.) Citation

Simpson, Robert. String Quartet No. 8 (1979). Study score, 1. publ. Faber Music, 1985.

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