Kennedy, J. S. <br/><br/>
Insect polymorphism./ 
Edited on behalf of the Society by J.S. Kennedy. 
 - London:   Royal Entomological Society,  1961. 
 - 115 p. :  illus. ,  26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomology--Congresses.<br/>Genetic polymorphisms--Congresses.
<br/><br/><label>Dewey Class. No.: </label>595.7  / KEI 1961