Survey of world iron ore resources: occurrence and appraisal : report of a panel of experts appointed by the Secretary-General
Bok Engelsk 1970
| Utgitt | New York : United Nations , 1970
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|---|---|
| Omfang | VI, 479 s. : ill.
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| Opplysninger | "United Nations publication. Sales no.: E.69. II.C. 4."
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| Emner |
