| 000 | 00388nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 181017s9999 xx 000 0 und d | ||
| 020 | _a9780309586450 | ||
| 082 | _a338.20973 | ||
| 245 | 0 | _aResearch Programs of the U.S. Bureau of Mines | |
| 260 | _bNational Academies Press | ||
| 260 | _c1994 | ||
| 856 | _uhttps://ebookcentral.proquest.com/lib/hec-ebooks/detail.action?docID=3377804&query= | ||
| 999 |
_c62450 _d62447 |
||