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008 | 951120s1981 us 00110 eng d | ||
035 | _a(Sirsi) 6847 | ||
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_a663.61 _bA448s |
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_aAmerican Public Health Association _9112 |
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_aSupplement to the fifteenth edition of standart methods for the examination of water and wastewater: _bselected analytical methods appoved and cited by the United States environmental protection agency/ _cAmerican Public Health Association |
260 | 0 |
_aWashington: _bAmerican Public Health Association; _c1981 |
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_aComposición del agua _950880 |
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_aAgua _xAnálisis _947653 |
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