Harmsen, R., & Knelangen, W. Euroscepticism in the Netherlands: Stirrings of dissent / Robert Harmsen. Wilhelm Knelangen. Euroscepticism : party politics, national identity and European integration.(2004).
Lua i Stíl Chicago (17ú heag.)Harmsen, Robert, agus Wilhelm Knelangen. "Euroscepticism in the Netherlands: Stirrings of Dissent / Robert Harmsen. Wilhelm Knelangen." Euroscepticism : Party Politics, National Identity and European Integration.(2004) .
Lua MLA (8ú heag.)Harmsen, Robert, agus Wilhelm Knelangen. "Euroscepticism in the Netherlands: Stirrings of Dissent / Robert Harmsen. Wilhelm Knelangen." Euroscepticism : Party Politics, National Identity and European Integration.(2004), .
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