| 000 | 00490nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230703b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a622.27 _bL6 |
||
| 245 |
_aDigest of environmental regulations pertinent to open pit mining in Canada _c/ Mining Research Laboratories |
||
| 260 |
_aCanada: _bMining Research Laboratories, _c1975 |
||
| 300 | _a54p. | ||
| 650 | _2Science | ||
| 653 | _aEnvironment | ||
| 942 |
_2udc _cREP |
||
| 999 |
_c48725 _d48725 |
||