Cambridge University Press · The MIT Press
| title | media type | ISBN-13 | year of publication | 
|---|---|---|---|
| Poverty of the Linnaean Hierarchy: A Philosophical Study of Biological Taxonomy | Paperback | 978-0-521-03883-6 | 2008 | 
| The Poverty of the Linnaean Hierarchy: A Philosophical Study of Biological Taxonomy | Hardcover | 978-0-521-78170-1 | 2000 | 
| The Units of Evolution: Essays on the Nature of Species | " | 978-0-262-05044-9 | 1991 | 
| The Units of Evolution: Essays on the Nature of Species | Paperback | 978-0-262-55020-8 | 1991 |