Zginęli, bo byli Polakami : koszmar "operacji polskiej" NKWD 1937-1938 = Killed for being Poles : horrors of the "Polish operation" conducted by the NKWD i 1937-1938
Tytuł równoległy: "Killed for being Poles : horrors of the "Polish operation" conducted by the NKWD i 1937-1938".