APA (7th ed.) Citation

Yeats, M. (2016). Observation 5: Perpendicular music : string quartet ([Set of parts].). Marc Yeats.

Chicago Style (17th ed.) Citation

Yeats, Marc. Observation 5: Perpendicular Music : String Quartet. [Set of parts]. [Place of publication not identified]: Marc Yeats, 2016.

MLA (9th ed.) Citation

Yeats, Marc. Observation 5: Perpendicular Music : String Quartet. [Set of parts]. Marc Yeats, 2016.