Luthringer, George Francis <br/><br/>
Population resources and trade 

 - Boston :   Brown And Company,   1938. 
 - 291 páginas 
 - Economics and Social Institutions ;   5 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poblacion<br/>Comercio
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Reino Unido
<br/><br/><label>Subjects--Index Terms: </label>Año 1930