Sir. <br/><br/>
Ecological methods :  with particular reference to the study of insect populations / 
T.R.E. Southwood. 
 - 2nd ed., rev. 
 - London ; New York :  Chapman and Hall,  1978 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology -- Technique.--Ecology -- Technique.<br/>Insect populations.