Sadurski, W. (2019). Poland's constitutional breakdown. Oxford University Press. https://doi.org/10.1093/oso/9780198840503.001.0001
Lua i Stíl Chicago (17ú heag.)Sadurski, Wojciech. Poland's Constitutional Breakdown. Oxford: Oxford University Press, 2019. https://doi.org/10.1093/oso/9780198840503.001.0001.
Lua MLA (9ú heag.)Sadurski, Wojciech. Poland's Constitutional Breakdown. Oxford University Press, 2019. https://doi.org/10.1093/oso/9780198840503.001.0001.
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