Cita APA (7th ed.)

Potter, J., & Sorrell, N. (2012). A history of singing. Cambridge University Press. https://doi.org/10.1017/CBO9781139024419

Cita Chicago (17th ed.)

Potter, John, i Neil Sorrell. A History of Singing. Cambridge: Cambridge University Press, 2012. https://doi.org/10.1017/CBO9781139024419.

Cita MLA (9th ed.)

Potter, John, i Neil Sorrell. A History of Singing. Cambridge University Press, 2012. https://doi.org/10.1017/CBO9781139024419.