APA (7th ed.) Zitazioa

Hixon, T. J. (2006). Respiratory function in singing: A primer for singers and singing teachers. Redington Brown.

Chicago Style (17th ed.) Zitazioa

Hixon, Thomas J. Respiratory Function in Singing: A Primer for Singers and Singing Teachers. Tucson, Ariz.: Redington Brown, 2006.

MLA (9th ed.) Zitazioa

Hixon, Thomas J. Respiratory Function in Singing: A Primer for Singers and Singing Teachers. Redington Brown, 2006.