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_c31652 _d31652 |
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| 008 | 110215s1975 a gr 000 0 spa u | ||
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_aUGC _cUGC |
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| 041 | 0 | _aspa | |
| 082 | 0 | 4 |
_a628.168 _218 |
| 245 | 1 | 0 | _aControl de calidad y tratamiento del agua |
| 250 | _a1a ed. | ||
| 260 |
_aNew York _bMcGraw-Hill _c1975 |
||
| 300 |
_a734 p _bil. |
||
| 650 | 1 | 4 |
_aControl de calidad _2LEMB _9154182 |
| 650 | 1 | 4 |
_aPurificacion del agua _2LEMB _9154183 |
| 700 | 1 |
_aAmerican water works association. New York _9154184 |
|
| 942 |
_2ddc _cBK _n0 |
||