American immigration policy, a reappraisal / 
edited by William S. Bernard 
 - New York :  Harper,  1950 
 - xx, 341 p. ;  21 cm. 
<br/><br/> "Published under the sponsorship of the National Committee on Immigration Policy." 
<br/><br/><label>ISBN: </label> usd 4.00 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Emigration and immigration