Guidelines for the conduct of a training course in farming systems development/ 

 - Rome :   Food and Agriculture Organization of the United Nations,   1990. 
 - 259p.:  ill,  30cm 
 - .
<br/><br/><label>ISBN: </label>9789251032497 9251032491 
<br/><br/><label>Subjects--Topical Terms: </label>--Agricultural systems--Farm management
<br/><br/><label>LC Class. No.: </label>S494.5