Paul P. · Paul Paradise · Paul R. · R. P.
Alpine Publications · Quorum Books · TFH Publications
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| African Grey Parrots | 978-0-87666-977-8 | 1979 |
| Amazon Parrots | 978-0-87666-985-3 | 1988 |
| Canaries | 978-0-86622-725-4 | 1988 |
| Cockatiels | 978-0-931866-30-2 | 1987 |
| Trademark Counterfeiting, Product Piracy, and the Billion Dollar Threat to the U.S. Economy | 978-1-56720-250-2 | 1999 |