Sélection d'ouvrages:
Defending Europe: NATO and the Quest for European Autonomy, Palgrave, 2002 (with John T.S. Keeler)
European Integration and Defence: the Ultimate Challenge? Paris, WEU-ISS, 2000 (“Chaillot Paper” 43)
The European Union and National Defence Policy, (with Anand Menon) Routledge, 1997