Clark, Colin Haswell, Margaret <br/><br/>
The economics of subsistence agriculture 

 - New York :    Macmillan,   1966 
 - 216 p. :   grafs., tbls 
<br/><br/><label>Source: </label>en 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURA<br/>ASPECTOS AGRICOLAS<br/>PRODUCTIVIDAD
<br/><br/><label>Dewey Class. No.: </label>BIB/07.01.01/02630