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| 037 | _cGeneral Book | ||
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_aRTL _cRTL _beng |
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_2eng _aeng |
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| 082 | _aX9(H1), M7 | ||
| 100 |
_aEggert Roberick G _9340569 |
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| 245 | 0 |
_aMetallic mineral exploration _b An economic analysi |
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| 260 |
_aWashington _bResources fo the future. USA _c1987 |
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| 300 |
_a90p. Bib chapterwise. _ccm. |
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| 650 |
_aMinerals _9230274 |
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| 942 |
_hX9(H1), M7 _cGB _2CC |
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_c659441 _d659441 |
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