| 000 | 003470000a22001210004500 | ||
|---|---|---|---|
| 245 | _aCopper production in developing countries : a report | ||
| 110 | _aUnited Nations Industrial Development Organization, Vienna | ||
| 260 |
_aNew York _bUnited Nations _c1970 |
||
| 300 | _a64 p. | ||
| 080 |
_a669.3.01(-77) _bU6 |
||
| 041 | _aEN | ||
| 942 | _cBK | ||
| 999 |
_c104776 _d104776 |
||