Halberg  N. <br/><br/>
Global  Development  of  Organic  Agriculture   Challenges  and  Prospects 

 - Wallingford  Oxon  UK  CAB  International  2006 
 -  376.p;Map;Pic; 
<br/><br/><label>ISBN: </label>1845930789 
<br/><br/><label>Universal Decimal Class. No.: </label>631.86  / DOA