Population and peace, a survey of international opinion on claims for relief from population pressure
| Egile nagusia: | |
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| Egile korporatiboa: | , , |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Paris
International Institute of Intellectual Co-operation, League of Nations
1939.
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| Gaiak: |