Bosch, Robert van den <br/><br/>
Biological control / 
Robert van den Bosch. 
 - London :  International Textbook,  1973. 
 - xii, 180 p. :  ill.;  23 cm. 
<br/><br/>Includes bibliographical references (p. 156) 
<br/><br/><label>ISBN: </label>0700202307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological control systems
<br/><br/><label>Dewey Class. No.: </label>632.9 BOS