Hagen, Everett Einar,  uthor.  1906- <br/><br/>
On the theory of social change :  how economic growth begins / 
A study from the Center for International Studies, Massachusetts Institute of Technology 
 - Homewood, Ill. :  Dorsey Press,  1962 
 - 557 pages. ;  24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development--Social aspects<br/>Social change