| 000 | 00466nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 131223s9999 xx 000 0 und d | ||
| 040 | _aISI KOLKATA | ||
| 041 | _aEnglish | ||
| 082 |
_a338.0973 _bB967 |
||
| 100 | _aBurns A F | ||
| 245 | _aProduction trends in the United States since 1870 | ||
| 260 |
_aNew York _bNational Bureau of Economic Research _c1950 |
||
| 300 | _axxxii,363p. | ||
| 650 | _aProduction economics | ||
| 650 | _aUnited States | ||
| 942 | _cBK | ||
| 999 |
_c42846 _d42846 |
||