Comparative demographic computations based on official (unadjusted) data for 69 selected countries and regions
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Chicago
Population Research and Training Center, University of Chicago
1964.
|
| Gaiak: |