| 000 | 00545nam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 250306s2000 us ||||| |||| 00| 0 eng d | ||
| 020 | _a0607895543 (pbk.) | ||
| 100 |
_aTysdal, Russell G. _9318057 |
||
| 245 |
_aRevision of Middle Proterozic Yellowjacket Formation, central Idaho, and Revision of Cretaceous Slim Sam Formation, Elkhorn Mountains area, Montana / _cby R. G. Tysdal. |
||
| 264 |
_aWashington, D. C. : _bU. S. G. P. O. ; _aDenver, CO : _bFor sale by U.S. Geological Survey, Information Services _c2000. |
||
| 653 | _aგეოლოგია | ||
| 999 |
_c811240 _d811238 |
||