Van Emden, Helmut Fritz  <br/><br/>
Pest control and its ecology / 
Helmut F. van Emden. 
 - London :  Edward Arnold,  1974. 
 - 59 p. :  ill. ;  22 cm. 
 - Institute of Biology's studies in biology  no.50 .
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0713124725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insect control