Population and social planning : five papers from the Conference on Population Studies in Relation to Social Planning, Washington, DC, May 2-4 1935.
| Μορφή: | Βιβλίο |
|---|---|
| Γλώσσα: | English |
| Έκδοση: |
Washington :
Population Association of America,
1935.
|
| Θέματα: |
