Gruber, Ruth,  1911-2016. <br/><br/>
Puerto Rico :  island of promise / 
by Ruth Gruber. 
 - New York :  Hill and Wang,   1960. 
 - vi, 216 pages :  illustrations, maps, portraits ;  21 cm 
<br/><br/><label>LCCN: </label>60001517  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic history.<br/>Politics and government
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico.<br/>Puerto Rico--Politics and government.<br/>Puerto Rico--Economic conditions.<br/>Puerto Rico.
<br/><br/><label>LC Class. No.: </label>F1976  / .G7 1960 
<br/><br/><label>Dewey Class. No.: </label>917.295, Gru