000 | 00509nam a22001457a 4500 | ||
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008 | 230221b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
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080 |
_a628.19(082.2)(4) _bK1.2 |
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245 |
_aConference on water pollution problems in Europe, held in Geneva 22 February to 03 March 1961 _c/ United Nations, Geneva 1961 |
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260 |
_aGeneva: _bUnited Nations, _c1961 |
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300 | _a468p. | ||
650 | _aScience | ||
653 | _aWater pollution | ||
942 |
_2udc _cPR |
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999 |
_c47276 _d47276 |