APA-viite (7. p.)

Akkerman, T. Populist parties in power and their impact on liberal democracies in Western Europe. Political Populism : a handbook.

Chicago-viite (17. p.)

Akkerman, Tjitske. "Populist Parties in Power and Their Impact on Liberal Democracies in Western Europe." Political Populism : A Handbook .

MLA-viite (8. p.)

Akkerman, Tjitske. "Populist Parties in Power and Their Impact on Liberal Democracies in Western Europe." Political Populism : A Handbook, .