CLAYTON, E & F.Petry <br/><br/>
Monitoring systems for agricultural and rural development projects 

 -  Food and Agriculture Organiza  tion Of the1981 
 - VIII, 261P 
<br/><br/><label>ISBN: </label>92-5-101071-4 
<br/><br/><label>Dewey Class. No.: </label>338.1091734