Harold H. Shepard <br/><br/>
Chemistry and action of insecticides 

 - New York  McGraw-Hill Book Co. Inc.  1951 
 - 504p 
<br/><br/>Harold H. Shepard: Chemistry and action of insecticides.  New York.  McGraw-Hill Book Co. Inc., 1951.--(632.951SHE)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>632.951  / SHE