APA引文

Emmons, S., & Thomas, A. (1998). Power performance for singers: Transcending the barriers. Oxford University Press.

Chicago Style (17th ed.) Citation

Emmons, Shirlee, and Alma Thomas. Power Performance for Singers: Transcending the Barriers. New York: Oxford University Press, 1998.

MLA引文

Emmons, Shirlee, and Alma Thomas. Power Performance for Singers: Transcending the Barriers. Oxford University Press, 1998.