Treganza, J. (2007). Professional training of singers and teachers of singing: A comparative study of selected vocal performance and pedagogy programs in the United States of America and the Federal Republic of Germany. Lang.
Chicago-Zitierstil (17. Ausg.)Treganza, Jeffrey. Professional Training of Singers and Teachers of Singing: A Comparative Study of Selected Vocal Performance and Pedagogy Programs in the United States of America and the Federal Republic of Germany. Frankfurt, M. [u.a.]: Lang, 2007.
MLA-Zitierstil (9. Ausg.)Treganza, Jeffrey. Professional Training of Singers and Teachers of Singing: A Comparative Study of Selected Vocal Performance and Pedagogy Programs in the United States of America and the Federal Republic of Germany. Lang, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.