Dewhurst, Frederic J. <br/><br/>
América`s need and resourses :  a new survey /  
by J. Frederic Dewhurst and associates. 
 - New York :   The twentieth century fund,   1955. 
 - 1148 p. 
<br/><br/><label>Clasificación de Dewey: </label>IDI 0473