ONG (E R De) <br/><br/>
Chemistry and uses of insecticides 

 - New York  Reinhold Publishing Corporation  1948 
 - 343 
<br/><br/><label>Subjects--Topical Terms: </label><br/>uses<br/>of<br/>insecticides<br/>Chemistry<br/>and
<br/><br/><label>Dewey Class. No.: </label>540.2 ONGC