B. Vasantharaj David <br/><br/>
Elements of economic entomology. Ed 4 

 - 4th Ed 
 - Madras  Popular Book Dept,  1988 
 - 536p 
<br/><br/>B. Vasantharaj David & T. Kumaraswami: Elements of economic entomology. Ed 4.  (4th Ed)  Madras.  Popular Book Dept,, 1988. Rs. 80.00--(595.706DAV)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>595.706  / DAV