| 000 | 00589nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230317b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 502.55:025.43 _bL7 |
||
| 245 |
_aEnvironmental micro thesaurus: _bA hierarchical list of indexing terms used by NITS _c/ National Technical Information service & Environmental Protection Agency |
||
| 260 |
_bNational Technical Information service & Environmental Protection Agency, _c1977 |
||
| 300 | _a100p. | ||
| 650 | _aScience | ||
| 653 | _aEnvironmental | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c10597 _d10597 |
||