Differential Europe : the European Union impact on national policymaking / Adrienne Héritier, Dieter Kerwer, Christoph Knill, Dirk Lehmkuhl, Michael Teutsch, and Anne-Cécile Douillet.    Lanham ; Oxford : Rowman & Littlefield Publishers, Inc., [2001]  ©2001 . xiv, 342 stran