International Population Conference, Manila, 1981 Congres international de la population : communication sollicitees.
| Egile korporatiboa: | , |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Liege
International Union for the Scientific Study of Population
1981.
|
| Gaiak: |