Hetherington, Peter Alan. <br/><br/>
Unvanquished :  Joseph Pilsudski, resurrected Poland, and the struggle for eastern Europe / 
Peter Hetherington. 
 - Houston, TX :  Pingora Press,  2012. 
 - 752 S.   24 cm. 
<br/><br/> Egzemplarz  
<br/><br/><label>ISBN: </label>9780983656302 (hardcover) 
<br/><br/><label>LCCN: </label>2011931798 
<br/><br/><label>Subjects--Personal Names: </label><br/>Piłsudski, Józef  (1867-1935).  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Polska--polityka i rządy--1918-1939.