Rok B. Unia lubelska i unia brzeska — tworzenie państwa nowożytnej Europy Written by Сосницкий Дмитрий Александрович on 20 March 2014.
Rok, Bogdan. Travellers from The Grand Duchy of Lithuania in the 18th century Written by Сосницкий Дмитрий Александрович on 20 June 2014.
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