| 000 | 00376nam a2200157Ia 4500 | ||
|---|---|---|---|
| 082 |
_a338.973 Ab161 _b |
||
| 100 | _aAbramovitz, Moses | ||
| 245 |
_aResource and output trends in the United States since 1870 _b |
||
| 300 | _app. 5-23 | ||
| 490 | _vMay 1956 | ||
| 490 | _aAmerican Economic Review | ||
| 500 | _a | ||
| 690 | _a | ||
| 964 |
_a _b _c _d _e _f _g |
||
| 921 | _a18073 | ||
| 999 |
_c18073 _d18073 |
||