APA (7th ed.) Citation

Whitacre, E., & Paz, O. (2008). A boy and a girl: For SATB double chorus a cappella. Chester Music.

Chicago Style (17th ed.) Citation

Whitacre, Eric, and Octavio Paz. A Boy and a Girl: For SATB Double Chorus a Cappella. London: Chester Music, 2008.

MLA (9th ed.) Citation

Whitacre, Eric, and Octavio Paz. A Boy and a Girl: For SATB Double Chorus a Cappella. Chester Music, 2008.