Hanson, Earl Parker <br/><br/>
Transformation :   the story of modern Puerto Rico / 
Earl Parker Hanson 
 - New York :  Simon and schuster,  c1955 
 - xxiii, 410 p. ;  18 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Puerto Rico
<br/><br/><label>Dewey Class. No.: </label>972.9505  / HAT 1955