Busch, K., & Knelangen, W. German Euroscepticism: Klaus Busch. Wilhelm Knelangen. Euroscepticism : party politics, national identity and European integration.(2004).
Citazione stile Chigago Style (17a edizione)Busch, Klaus, e Wilhelm Knelangen. "German Euroscepticism: Klaus Busch. Wilhelm Knelangen." Euroscepticism : Party Politics, National Identity and European Integration.(2004) .
Citatione MLA (8a ed.)Busch, Klaus, e Wilhelm Knelangen. "German Euroscepticism: Klaus Busch. Wilhelm Knelangen." Euroscepticism : Party Politics, National Identity and European Integration.(2004), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.