APA引文

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.

MLA引文

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

警告：這些引文格式不一定是100％准確.