Clark, Colin,    1905- <br/><br/>
The conditions of economic progress /  
C. Clark. 
 - 3rd ed., rev. 
 - London :    St. Martin's Press,    1957. 
 - xv, 720 p. :    ill. ;    23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economic history.<br/> Income.<br/> Cost and standard of living.
<br/><br/><label>Dewey Class. No.: </label>330.904