Yong Sam Cho <br/><br/>
Disguised unemployment in underdeveloped areas wit 
Yong Sam Cho 
 -  1963 
 - University of California Bureau of Business and Economic Research Publication .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture Labour
<br/><br/><label>Dewey Class. No.: </label>X9(J):9914.4959G.N6, K3