| 000 | 00666nam#a2200241#c#4500 | ||
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| 999 |
_c38916 _d38916 |
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| 003 | IEF | ||
| 005 | 20220628132543.0 | ||
| 008 | 941205s1990 uuu####fr####| 0||u| |u | ||
| 040 |
_aIEF _cES-MaIEF |
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| 100 | 1 |
_aBlau, Francine D. _96033 |
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| 245 | _aMaternal labor supply and children's cognitive development | ||
| 260 |
_aCambridge [Mss.] _b NBER _c1990 |
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| 300 |
_a29 p. _c 24 cm. |
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| 490 | _aNBER. WP ; 3536 | ||
| 500 | _aConclusiones. -- Bibliografía. -- Resumen | ||
| 650 | 4 |
_955669 _aMADRES |
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| 650 | 4 |
_948201 _aTRABAJO |
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| 650 | 4 |
_947835 _aNIÑOS |
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| 650 | 4 |
_947777 _aMODELOS MATEMATICOS |
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| 942 |
_cLIB _2udc |
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| 942 | _2udc | ||