Patton,Walter Scott  and Alwin M Evans <br/><br/>
General Text Book of Entomology Vol.1 

 - Delhi;  Akashdeep Publishing House,  1989. 
 - 380p.; 
<br/><br/><label>ISBN: </label>8171580769 
<br/><br/><label>Dewey Class. No.: </label>595.7 PAT/G