National Academies Press · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Genes, Categories, and Species: The Evolutionary and Cognitive Cause of the Species Problem | 978-0-19-514477-2 (0-19-514477-5) | 2001 | |
| Systematics And the Origin of Species: On Earnst Mayr's 100th Anniversary | 978-0-309-09536-5 (0-309-09536-0) | 2005 | Walter M. Fitch · Francisco Jose Ayala · Ernst Mayr |