Wyniki
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Research into demographic history of Poland : a provisional summing-up
Irena Gieysztorowa
Acta Poloniae Historica 18 (1968) s. 5-17 -
"Britain and the Origins of the New Europe, 1914-1918", Kenneth J. Calder, Cambridge 1976 : [recenzja]
Maria Nowak-Kiełbikowa, Irena Spustek
Acta Poloniae Historica 40 (1979) s. 247-252