Dictionaries:
Online Aids
Browse these LC class numbers in the Music Reference Section to find opera libretti wtih IPA transcriptions:
ML48-ML50
(N.B., many of these volumes are in MUSIC REFERENCE; these are noted below.)
Butler Libraries' subscription-based database to diction and translations of music pieces. Start your research with this!
Email Butler University Libraries
Irwin Library: 317-940-9227
Science Library: 317-940-9937
CAT: 317-940-8575