00931nam 2200289 450 99623154700331620170919120657.0978-0-230-24644-720170919d2013----km y0itay5003 baengGBy 00 yDifferentiated integrationexplaining variation in the European UnionDirk Leuffen, Berthold Rittberger and Frank SchimmelfennigBasingstokePalgrave Macmillan2013XVI, 287 p.24 cmBNCFUnione europeaIntegrazione politica327.17094LEUFFEN,Dirk743277SCHIMMELFENNIG,Frank743278RITTBERGER,Berthold743279ITsalbcISBD996231547003316XXIII.4.C. 26485583 G.XXIII.4.C.398906BKGIUDifferentiated integration1478367UNISA