Freeman Bibliographical Database
| Identifier: | A643 |
| Date: | 1872 |
| Concise reference: | Gulick, John T. [1872]. [Recollection of Darwin] In Gulick. 1908. Isolation and selection in the evolution of species. The need of clear definitions. The American Naturalist vol. 42, no. 493 (January): 48-57. |