Boldrey, Richard (1994). Guide to Operatic Roles and Arias. Caldwell Publishing Company. ISBN 978-1-877761-64-5.
Boldrey, Richard; Robert Caldwell, Werner Singer, Joan Wall and Roger Pines (1992). Singer's Edition (Soubrette): Operatic Arias – Soubrette. Caldwell Publishing Company. ISBN 978-1-877761-03-4.
