Freeman Bibliographical Database
| Identifier: | F3644 |
| Date: | 1959 |
| Concise reference: | Darwin, C. R. 1959. Two questionnaires from Galton, 1873, 1879 . Collected works vol. 9. pp. 243-248. Moscow, Academy of Sciences, U.S.S.R. |
| Detailed reference: | (Angus Carroll, 2023) |