Gomez, A <br/><br/>
Sampling Problems for the Chemical Analysis of Sludge, Soils and Plants 

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 - London  Elsevier Applied Science  1986 
 - vi, 94 p.   
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<br/><br/><label>Subjects--Index Terms: </label>Chemical analysis - Sludge 
<br/><br/><label>Dewey Class. No.: </label>628.336:264.131.36