Hill, Ninian. <br/><br/>
Poland and the Polish question :  Impressions and afterthoughts / 
by Ninian Hill. 
 - 1 publ. 
 - London :  G. Allen & Unwin,  1915 
 - 340 s., 1 mapa, 8 tabl. ;  23 cm. 
<br/><br/> BP 1901-1939  t. 11.