| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Poem of the Cid: A New Critical Edition of the Spanish Text | 978-0-06-494799-2 (0-06-494799-8) | 1975 | El Cid · Janet Perry |
| The Poem of the Cid | 978-0-14-044446-9 (0-14-044446-7) | 1984 | Janet Perry |