Richards W.O, Davies G.R <br/><br/>
Imms general textbook of entomology  volume: structure, physiology and development 

 - london new york  methuen and co ltd  1977 
 - vii,418p 
<br/><br/><label>ISBN: </label>041215210 
<br/><br/><label>LC Class. No.: </label>QL463.I51977