| 000 | 00708nab a2200253 1n4500 | ||
|---|---|---|---|
| 001 | 000103822 | ||
| 005 | 20250722192628.0 | ||
| 008 | 950525s1988 000 0 spa d | ||
| 041 | 0 | 7 |
_aSpa _2ISO 639-1 |
| 084 | _aRev 980 | ||
| 245 | 0 | 3 | _aDe importador a exportador de oro |
| 650 | 0 | 4 |
_aImportation _97150 |
| 650 | 0 | 4 |
_aExportation _91838 |
| 650 | 0 | 4 |
_aOr _91903 |
| 650 | 0 | 4 |
_aIndustrie minière _95884 |
| 650 | 0 | 4 |
_aMinéralisation _96723 |
| 650 | 0 | 4 |
_aProjet _91966 |
| 650 | 0 | 4 |
_aElément non métallique _923551 |
| 653 | 0 | 5 | _aEquateur |
| 773 | 0 |
_tMinería ecuatoriana _dQuito : [s.n.], 1988 _g1, 1988, p. 46-47 : ill. |
|
| 910 |
_aGSL _c20150612 _h1029 |
||
| 942 | _cANAL | ||
| 999 |
_c29677 _d29677 |
||