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| 005 | 20220912151425.0 | ||
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| 037 | _cTextual | ||
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_aCSL _beng _cCSL |
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| 082 | _aH42, M1 | ||
| 100 | _aOpen University | ||
| 245 | 0 | _aEarth: structure, composition and evolution | |
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_aWalton _bHall Open University _c1981 |
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| 300 |
_a80p. _ccm. |
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| 650 | _aGeology | ||
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