Freeman Bibliographical Database
| Identifier: | F1391 |
| Date: | 1911 |
| Concise reference: | Darwin, C. R. 1911. The formation of vegetable mould, through the action of worms, with observations on their habits. New York: D. Appleton. |
| Detailed reference: | 1391. 1911 New York, D. Appleton. As F1390. 945(3). |