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| 003 | OSt | ||
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| 245 | 1 | 3 | |a La tierra nuestro planeta |c Leon Bertin |
| 260 | |c 1965 |a Barcelona |b Labor | ||
| 300 | |a 568 p. |b il. | ||
| 650 | 4 | |a GEOLOGÍA | |
| 650 | 4 | |a TIERRA | |
| 942 | |2 ddc |c LB | ||
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