| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c1062 _d1062 |
||
| 003 | Biblioteca de INTEMIN | ||
| 005 | 20180501204147.0 | ||
| 008 | 180501b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aingles | ||
| 080 | _a549 (797) (058) | ||
| 110 |
_aU.S. Bureau of mines. _952 |
||
| 245 |
_aMinerals Yearbook 1993. Volume I: Metals and minerals _cU.S. Bureau of mines. |
||
| 260 |
_aWashington _bGovernment printing office _c1993 |
||
| 650 |
_aAnuario _93342 |
||
| 650 |
_aMetales y minerales _93343 |
||
| 650 |
_aminerales _94 |
||
| 650 |
_ametales _93344 |
||
| 942 | _cBK | ||