Metcalf, Robert Lee <br/><br/>
The mode of action of organic insecticides  / 
por  Robert Lee Metcalf 
 - Washington  :  Chemical Biological Coordination Center,  1948 
 - 84 p. 
 - .
<br/><br/>  
<br/><br/><label>LCCN: </label>164871 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insecticidas I. t.
<br/><br/><label>Dewey Class. No.: </label>632.951 M48