Wiszniowski, R. (2015). Challenges to representative democracy: A European perspective. Peter Lang GmbH.
Chicago-čujuhus (17. p.)Wiszniowski, Robert. Challenges to Representative Democracy: A European Perspective. Frankfurt am Main, [Germany]: Peter Lang GmbH, 2015.
MLA-čujuhus (9. p.)Wiszniowski, Robert. Challenges to Representative Democracy: A European Perspective. Peter Lang GmbH, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.