| 000 | 00533nam a2200229 4500 | ||
|---|---|---|---|
| 001 | 34096 | ||
| 008 | 110215s1986 a gr 000 0 spa u | ||
| 040 | 0 |
_aUGC _cUGC |
|
| 041 | 0 | _aspa | |
| 082 | 0 | 4 |
_a521.76 _218 |
| 245 | 1 | 3 | _aEl cometa |
| 250 | _a1a ed. | ||
| 260 |
_aBogotá _bPlaneta _c1986 |
||
| 300 | _a398 p. | ||
| 650 | 1 | 4 | _aCometa halley |
| 650 | 1 | 4 | _aCometas |
| 650 | 1 | 4 | _aEnsayos, conferencias |
| 650 | 1 | 4 | _aHistoria |
| 700 | 1 | _aSagan, Carl | |
| 942 |
_2ddc _h521 _cBK |
||
| 999 |
_c29381 _d29381 |
||
| 005 | 20190814195346.0 | ||