APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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