Sutherland, Alistair. <br/><br/>
Sociology in farming systems research / 
Alistair Sutherland. 
 - London :  Overseas Development Institute,  1987. 
 - 64 p. 
 - Agricultural administration unit occasional paper ;  6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural systems.<br/>Agricultural systems--Research.<br/>Agricultural systems--Africa.