Cita APA (7th ed.)

Sundberg, J. (1987). The science of the singing voice. Northern Illinois University Press.

Cita Chicago (17th ed.)

Sundberg, Johan. The Science of the Singing Voice. DeKalb, Ill: Northern Illinois University Press, 1987.

Cita MLA (9th ed.)

Sundberg, Johan. The Science of the Singing Voice. Northern Illinois University Press, 1987.

Atenció: Aquestes cites poden no estar 100% correctes.