Hixon, T. J. (2006). Respiratory function in singing: A primer for singers and singing teachers. Redington Brown.
Cita Chicago Style (17a ed.)Hixon, Thomas J. Respiratory Function in Singing: A Primer for Singers and Singing Teachers. Tucson, Ariz.: Redington Brown, 2006.
Cita MLA (9a ed.)Hixon, Thomas J. Respiratory Function in Singing: A Primer for Singers and Singing Teachers. Redington Brown, 2006.
Precaución: Estas citas no son 100% exactas.