Silver Top Publishers Ltd · Various small imprints
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Parrots, Hand Feeding & Nursery Management | 978-0-646-08948-5 (0-646-08948-X) | 1992 |
| Parrots Hand Feeding and Nursery Management | 978-1-874293-00-2 (1-874293-00-7) | 1992 |
A. R. · H.A. · Howard R · Howard Voren · V. A.