| 000 | 00622n m a2200217 a 4500 | ||
|---|---|---|---|
| 001 | 042550 | ||
| 005 | 20231009192721.0 | ||
| 008 | 070413t19911990---A----------000-u-spa-u | ||
| 020 | _a968-16-3150-1 | ||
| 082 | 0 | _a557.722 PER | |
| 100 | 1 | _aPeralta y Fabi, Ricardo | |
| 245 | 1 | 0 |
_aDel espacio al subsuelo _c/ Ricardo Peralta y Fabi |
| 260 |
_aMexico _b: Fondo de Cultura Economica/ SEP/ CONACYT _c, 1991 _c, c1990. |
||
| 300 |
_a228p. pb. _b: il. |
||
| 440 | 3 | _aLa Ciencia desde Mexico | |
| 650 | 4 |
_aGeologia _z-Mexico |
|
| 650 | 4 | _aGeologia Economica | |
| 650 | 4 |
_aMateriales _x-Pruebas |
|
| 710 | 2 | _a | |
| 942 | _cMO | ||
| 999 |
_c249316 _d249316 |
||