Trends and characteristics of international migration since 1950.
| Údar corparáideach: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
New York
United Nations
1979.
|
| Sraith: | Demographic [i.e. Population] studies
no. 64 |
| Ábhair: |