| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Alex & Me: How a Scientist and a Parrot Uncovered a Hidden World of Animal Intelligence--and Formed a Deep Bond in the Process | 978-O-O6-167247-7 (O-O6-167247-5) | 2008 |
I. M. Pepperberg · I. P. · Irene Maxine Pepperberg · Irene Pepperberg · M P