Douglass, Paul F. <br/><br/>
The economic independence of Poland :  a study in trade adjustments to political objectives / 
Paul F. Douglass. 
 - Cincinnati :  The Ruter Press,  1934. 
 - 134 p. :  tabele ;  24 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Poland -- Economic conditions -- 1918-. Poland -- Commerce. Industries -- Poland.