MARC
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| 001 | SJ014431 | ||
| 003 | BCENT | ||
| 005 | 20090908022821.0 | ||
| 008 | 010919 es | ||
| 035 | \ | \ | |a (BCENT)14459 |
| 020 | |a 84-08-46-253-9 | ||
| 041 | 0 | |a ES | |
| 080 | |a 550 | ||
| 245 | 1 | 0 | |a CIENCIAS de la naturaleza : |b la tierra / |c Planeta. |
| 260 | |a España : |b Planeta, |c 1997. | ||
| 300 | |a 1 CD-ROM | ||
| 650 | 4 | |a TIERRA | |
| 850 | |a BCENT | ||
| 852 | 1 | |a San Juan |b BCENT |h 550, C569 |p M.E.59 | |