Freeman Bibliographical Database
| Identifier: | F355 |
| Date: | 1951 |
| Concise reference: | Darwin, C. R. 1951.On the tendency of species to form varieties, in Thomas J. Hall, A source book in animal biology, pp. 607-627. New York: McGraw Hill. |
| Detailed reference: | 355. 1951 New York, McGraw Hill, in Thomas J. Hall A source book in animal biology, xv + 716 pp, pp. 607-627. |