APA (7th ed.) Citation

Koike, M., & Carpenter, J. W. (2013). A cappella. Anthem Press.

Chicago Style (17th ed.) Citation

Koike, Mariko, and Juliet Winters Carpenter. A Cappella. London: Anthem Press, 2013.

MLA (8th ed.) Citation

Koike, Mariko, and Juliet Winters Carpenter. A Cappella. Anthem Press, 2013.

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