Nordskog, John Eric,  1893- <br/><br/>
Social change / 
John Eric Nordskog 
 - New York :  McGraw-Hill,  1960. 
 - 423 p. :  illus. ;  24 cm 
<br/><br/>Includes bibliographical reference and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social change
<br/><br/><label>Dewey Class. No.: </label>303.4  / NOS 1960