Cita APA (7a ed.)

Jorosz, M., & Siwicki, G. (2011). Poland and its people in United Europe: Economic and social imbalances. Institute of Political Studies, Polish Academy of Sciences.

Cita Chicago Style (17a ed.)

Jorosz, Maria, y Grzegorz Siwicki. Poland and Its People in United Europe: Economic and Social Imbalances. Warsaw: Institute of Political Studies, Polish Academy of Sciences, 2011.

Cita MLA (9a ed.)

Jorosz, Maria, y Grzegorz Siwicki. Poland and Its People in United Europe: Economic and Social Imbalances. Institute of Political Studies, Polish Academy of Sciences, 2011.