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| 001 | 0000000149 | ||
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| 020 | 0 | 0 | _a0534517072 |
| 090 | 0 | 0 | _aQE 48.87 R57 1997 |
| 100 | 1 | 0 |
_aRitter _hMichael E |
| 245 | 1 | 0 |
_aEarth on Line an Internet Guide for Earth Science _cMichael E. Ritter |
| 260 | 0 | 0 |
_aBelmont, USA _bWadsworth Publishing Company _c1978 |
| 300 |
_axvi,264p. _bill. _c24 cm |
||
| 650 | 0 | 0 |
_aEarth Sciences _xComputer Network Resources |
| 650 | 0 | 0 | _aInternet [Computer Network] |
| 999 |
_c141 _d141 |
||