Collecting data for the estimation of fertility and mortality.
| Coauteur: | |
|---|---|
| Formaat: | Boek | 
| Taal: | English | 
| Gepubliceerd in: | Washington
          National Academy Press
    
        1981. | 
| Reeks: | Report / Committee on Population and Demography
              6 | 
| Onderwerpen: |