Varley, G. C. <br/><br/>
Insect population ecology :  an analytical approach / 
by G. C. Varley, G. R. Gradwell, M. P. Hassell 
 - Oxford :  Blackwell Scientific Publications,  1973 
 - x, 212 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0632080507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insect populations<br/>Zoology--Ecology