Pesticide handbook-Entoma  (Book) 

 - 20th ed. 
 - Pennsylvania  College Science  1968 
 - 323 p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pesticides--Handbooks, Manuals, etc.
<br/><br/><label>Universal Decimal Class. No.: </label>632.95 PES  / 3686