D,. H.. · (D-R) · H. Roos · Hilde Roos
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The La Traviata Affair: Opera in the Age of Apartheid | 978-0-520-29988-7 (0-520-29988-4) | 2018 |
| The "La Traviata" Affair: Opera in the Age of Apartheid | 978-0-520-29989-4 (0-520-29989-2) | 2018 |