| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Human origins: Louis Leakey and the East African evidence | 978-0-8053-9941-7 (0-8053-9941-0) | 1976 | Glynn Llywelyn Isaac · Elizabeth R. McCown |
| Human Origins: Louis Leakey and the East African Evidence | 978-0-8053-9942-4 (0-8053-9942-9) | 1976 | Glynn Llywelyn Isaac · Elizabeth R. McCown |