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|a 0471090352
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|a AR-CrUNPB
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|a 622.334/B.29
|2 20
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1 |
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|a Britton, Scott G
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245 |
1 |
0 |
|a Practical coal mine management /
|c Scott G Britton
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255 |
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|a .334
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260 |
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|a New York :
|b Wiley-Interscience,
|c 1981
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300 |
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|a xi; 233 p
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|a Registros migrados a formato MARC
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650 |
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|a CARBON
|2 Unescot
|9 1891
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650 |
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7 |
|a MINERIA DEL CARBON
|2 Unescot
|9 4539
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|c BK
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|a ms080903
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|c 74601
|d 74601
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