Land cover classification system : classification concepts and user manual :   software version 2 / 
Antonio Di Gregorio; FAO Fiat Panis 
 - Rome :  Food and Agriculture Organization of the United Nations ,  2005 . 
 - 190 p. :  ill. ;  30 sm.+  CD 
 - Environment and natural resources series  8 .
<br/><br/><label>ISBN: </label>92-5-105327-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Land use<br/>Cover crops