Strzyż, P. (2011). Water obstacles and the means to cross them in warly medieval Poland. Institute of Archaeology and Ethnology Polish Academy of Sciences.
Chicago Style (17th ed.) CitationStrzyż, Piotr. Water Obstacles and the Means to Cross Them in Warly Medieval Poland. Institute of Archaeology and Ethnology Polish Academy of Sciences, 2011.
MLA (9th ed.) CitationStrzyż, Piotr. Water Obstacles and the Means to Cross Them in Warly Medieval Poland. Institute of Archaeology and Ethnology Polish Academy of Sciences, 2011.
Warning: These citations may not always be 100% accurate.