Siwicki, G. (2011). Poland and its people in united Europe: Economic and social imbalances. Institute of Political Studies. Polish Academy of Sciences.
Style de citation Chicago (17e éd.)Siwicki, Grzegorz. Poland and Its People in United Europe: Economic and Social Imbalances. Warsaw: Institute of Political Studies. Polish Academy of Sciences, 2011.
Style de citation MLA (9e éd.)Siwicki, Grzegorz. Poland and Its People in United Europe: Economic and Social Imbalances. Institute of Political Studies. Polish Academy of Sciences, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.