David,B Vasantharaj, <br/><br/>
Elements of Economic Entomology 
By B.Vasantharaj David and V.V. Ramamurthy 
 - 8th ed. 
 - New Delhi:  Brillion Publishing.,  2017 
 - 398p. 
<br/><br/><label>ISBN: </label>9780994869104 
<br/><br/><label>Dewey Class. No.: </label>J:4,38  / Q7