Mikolaj Gladysz <br/><br/>
The Forgotten Crusaders  Poland and the Crusader Movement in the Twelfth and Thirteenth Centuries 

 -  Brill  2012 
 - The Northern World: North Europe and the Baltic C. 400-1700 A.D. Peoples, Economies and Cultures .
<br/><br/><label>ISBN: </label>9789004185517 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Europe <br/> Medieval<br/>Crusades--13th-15th centuries.,Crusades--Participation, Polish.<br/>HISTORY