Polish eastern border :  past and present problems / 
redakcja = edited by Marcin Rościszewski, Maciej Jakubowski. 
 - Warsaw :  Instytut of Geography and Spatial Organization,  1995. 
 - 96 p. :  maps ;  24 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Geopolitics -- Poland. Poland -- Boundaries. Poland -- Foreign relations -- 1918-1945. Poland --Foreign relations --1945-