Schimmelfennig, Frank.

Integration and differentiation in the European Union = theory and policies / by: European Union.; Schimmelfennig, Frank.; SpringerLink (Online service); European Union countries; Leuffen, Dirk.; Rittberger, Berthold.; European Union countries (書目-電子資源)

The EU, NATO and the Integration of Europe : = Rules and Rhetoric. by: Schimmelfennig, Frank.; Follesdal, Andreas.; Olsen, Johan P.; Ebooks Corporation. (書目-電子資源)