Schwarm, B. (2012). Operatic insights: Understanding and enjoying great music for the stage. Tattered Cover Press.
Chicago-Zitierstil (17. Ausg.)Schwarm, Betsy. Operatic Insights: Understanding and Enjoying Great Music for the Stage. Denver, Colo: Tattered Cover Press, 2012.
MLA-Zitierstil (9. Ausg.)Schwarm, Betsy. Operatic Insights: Understanding and Enjoying Great Music for the Stage. Tattered Cover Press, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.