Pesticide analytical manual 

 - Rev. ed. 
 - Washington :  Goverment Printing Office,  1968 
 - v. 
<br/><br/> La biblioteca tiene : v.1 Methods which detect multiple residues 
<br/><br/><label>LCCN: </label>39889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Resíduos químicos.
<br/><br/><label>Dewey Class. No.: </label>632.95  / E84 1968