Clark, L R, et al. <br/><br/>
Ecology of insect populations in theory and practice 

 -  English Language Book Society, London  1967 
 - 232 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects (Entomology); Invertebrate Zoology
<br/><br/><label>Dewey Class. No.: </label>595.7  CLA-E