Usherwood, S. The UK Independence Party: The dimensions of mainstreaming. Radical right-wing populist parties in Western Europe : into the mainstream?.
Lua i Stíl Chicago (17ú heag.)Usherwood, Simon. "The UK Independence Party: The Dimensions of Mainstreaming." Radical Right-wing Populist Parties in Western Europe : Into the Mainstream? .
Lua MLA (8ú heag.)Usherwood, Simon. "The UK Independence Party: The Dimensions of Mainstreaming." Radical Right-wing Populist Parties in Western Europe : Into the Mainstream?, .
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