DeBach, Paul <br/><br/>
Biological control by natural enemies 
Paul DeBach 
 - [London] :  Cambridge University Press,  [1974] 
 - xiv, 323 p.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pests--Control--Biological control
<br/><br/><label>Dewey Class. No.: </label>632  / .96