Cita APA (7a ed.)
Christy, V. A., & Paton, J. G. (1990). Foundations of singing: A text book in vocal technique and song interpretation (5th .ed.). Wm. C. Brown.
Cita Chicago Style (17a ed.)
Christy, Van A., y John Glenn Paton. Foundations of Singing: A Text Book in Vocal Technique and Song Interpretation. 5th .ed. U.S.A: Wm. C. Brown, 1990.
Cita MLA (9a ed.)
Christy, Van A., y John Glenn Paton. Foundations of Singing: A Text Book in Vocal Technique and Song Interpretation. 5th .ed. Wm. C. Brown, 1990.
Precaución: Estas citas no son 100% exactas.