Μεγάλο Δουκάτο της Κρακοβίας (Greek Wikipedia)

Analysis of information sources in references of the Wikipedia article "Μεγάλο Δουκάτο της Κρακοβίας" in Greek language version.

refsWebsite

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2books.google.com

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books.google.com

Frederic Austin Ogg: The Governments of Europe, Volume 2, 2009 p. 89
Google Books search: "Grand Duchy of Cracow" used in many English language books.