APA-referens (7:e uppl.)
Gerber, E. R. (1999). The populist paradox: Interest group influence and the promise of direct legislation. Princeton University Press.
Chicago-referens (17:e uppl.)
Gerber, Elisabeth R. The Populist Paradox: Interest Group Influence and the Promise of Direct Legislation. Princeton, N.J.: Princeton University Press, 1999.
MLA-referens (9:e uppl.)
Gerber, Elisabeth R. The Populist Paradox: Interest Group Influence and the Promise of Direct Legislation. Princeton University Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.