S S · S. Spicer · Sue Speichert
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Kanzi: The Ape at the Brink of the Human Mind | Paperback | 978-0-471-15959-9 (0-471-15959-X) | 1996 | Roger Lewin |
| Kanzi: The Ape at the Brink of the Human Mind | Hardcover | 978-0-471-58591-6 (0-471-58591-2) | 1994 | " |