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| 100 | _aUmeshwar Prassad | ||
| 245 | _aEconomics Geology, Economic Mineral Deposits | ||
| 250 | _a2nd | ||
| 260 |
_aNew Delhi _bCBS _c1996 |
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| 300 |
_a319P _c20cm |
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| 650 |
_aEconomic Geology _aEconomic Minerals _aGeology |
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