| 000 | 00755nam a2200193Ia 4500 | ||
|---|---|---|---|
| 001 | 2349 | ||
| 008 | 160613b1977 xxu||||| |||| 00| 0 und d | ||
| 080 | _a312.1(079.5) | ||
| 100 |
_aWFS CENTRAL STAFF _91667 |
||
| 245 | _aWorld Fertility Survey. Modifications to the WFS core questionnaires and related documents | ||
| 260 |
_aLondon; Voorburg _bInternational Statistical Institute _c1977 |
||
| 300 | _a24 | ||
| 490 | _a(WFS Basic Documentation; 10) | ||
| 655 |
_9240 _aENCUESTAS SOBRE LA FECUNDIDAD _fFERTILITY SURVEYS _iENQUESTES SOBRE LA FECUNDITAT |
||
| 655 |
_999 _aMETODOLOGÍA _fMETHODOLOGY _iMETODOLOGIA |
||
| 655 |
_91247 _aENCUESTA MUNDIAL DE FECUNDIDAD _fGLOBAL FERTILITY SURVEY _iENQUESTA MUNDIAL DE FECUNDITAT |
||
| 998 | _a1977-01-01 | ||
| 999 |
_c1236 _d1236 |
||