POLITICAL.. & BARNES, S. H. d. (1979). Political action: Mass participation in five western democracies. Sage.
Chicago-viite (17. p.)POLITICAL.. ja Samuel H. dkk BARNES. Political Action: Mass Participation in Five Western Democracies. London: Sage, 1979.
MLA-viite (9. p.)POLITICAL.. ja Samuel H. dkk BARNES. Political Action: Mass Participation in Five Western Democracies. Sage, 1979.
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