Clark Colin <br/><br/>
Economics of subsistence agriculture 
Clark Colin; Haswell M R 
 -  1964 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Industry
<br/><br/><label>Dewey Class. No.: </label>X9(J), K4