| 000 | 00577nam#a2200217#c#4500 | ||
|---|---|---|---|
| 003 | IEF | ||
| 005 | 20180219154854.0 | ||
| 008 | 941205s1990 uuu####fr####| 0||u| |u | ||
| 040 | _aIEF | ||
| 100 | 1 |
_aBateman, James Frederick _94085 |
|
| 245 | _aHow long was the workday in 1880's | ||
| 260 |
_aCambridge, Mss. _b NBER _c1990 |
||
| 300 |
_a48 p. _b gráf. _c30 cm. |
||
| 500 | _aResumen.- Bibliografía | ||
| 490 | _aNBER. Working Paper;15 | ||
| 650 | 4 |
_aESTADOS UNIDOS _942888 |
|
| 650 | 4 |
_aJORNADA DE TRABAJO _947569 |
|
| 942 | _cLIB | ||
| 942 | _z37017 | ||
| 999 |
_c44062 _d44062 |
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