Sundberg, J. (1987). The science of the singing voice. Northern Illinois University Press.
芝加哥风格引文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：这些引文格式不一定是100％准确.