Clark, Colin, 1905- <br/><br/>
The economics of subsistence agriculture 
/ by Colin Clark and Margaret Haswell 
 - 2nd ed. 
 - London  MacMillan  1966 
 - viii, 216 p. 12 tables, 15 diagrs. 23 cm. 
<br/><br/>Bibliography: p. 199-207. 
<br/><br/><label>LCCN: </label>66-019866 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects