Altieri, Miguel A.,  <br/><br/>
Agroecology :  the scientific basis of alternative agriculture / 
Miguel A. Altieri 
 - Colorado :  Westview Press,  1987 
 - xviii, 227 pages :  no illustrations ;  22 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0813372844 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural ecology
<br/><br/><label>LC Class. No.: </label>S589.7 A48