Coal : a complex natural resource ; an overview of factors affecting coal quality and use in the United States / by Stanley P- Schweinfurth
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Superior document: | US Geological Survey circular 1143 |
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VerfasserIn: | |
Place / Publishing House: | Washington : United States Government Print. Office, 2003 |
Leto izdaje: | 2003 |
Jezik: | English |
Serija: | US Geological Survey circular
1143 |
Fizični opis: | VI, 39 S.; Ill., graph. Darst., Kt. |
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ISBN: | 0607934476 |
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ac_no: | AC03898783 |
Hierarchical level: | Monograph |
Statement of Responsibility: | by Stanley P- Schweinfurth |