Some aspects of population growth, trade, and factor mobility.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Washington
World Bank
c1985.
|
| Cyfres: | World Bank staff working papers
694 Population and development series 19 |
| Pynciau: |