G S · R. S. · Roger S. · Roger Sweeney
Barrons Educational Series · Barrons Educational Series Inc
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Macaws | 978-0-7641-1920-0 (0-7641-1920-6) | 2002 |
| Macaws: A Complete Pet Owners Manual | 978-0-8120-4768-4 (0-8120-4768-0) | 1992 |