Incoming Resources
- The life and operas of Verdi, [Robert Greenberg], Part 3 of 4
- The complete operas of Richard Wagner, Charles Osborne
- The life and operas of Verdi, [Robert Greenberg], Part 2 of 4
- Decoding Wagner, an invitation to his world of music drama, Thomas May
- The voice that challenged a nation, Marian Anderson and the struggle for equal rights, by Russell Freedman
- The life and operas of Verdi, [Robert Greenberg], Part 1 of 4
- The life and operas of Verdi, [Robert Greenberg], Part 4 of 4