The Structure of American industry :  some case studies / 
edited by Walter Adams ; Introduction by Eward S. Mason. 
 - rev. ed. 
 - New York :  Macmillan,  c 1955. 
 - 590 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>309  309 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries--United States.
<br/><br/><label>Dewey Class. No.: </label>338.7 / A19s