Horwitz, William (ed) <br/><br/>
Official methods of analysis of the association of official analytical chemists 

 - Association of Official Agricultural Chemists, Washington  1980 
 - xx,1018 
<br/><br/><label>ISBN: </label>0-935584-14-5 
<br/><br/><label>Dewey Class. No.: </label>R541.1 A.O.A.C.