International organization: polity, politics and policies/

gan Rittberger, Volker and Zangl, Bernhard
Cyhoeddwyd 2006

Theories of International Regimes

gan Hasenclever, Andreas, Mayer, Peter, Rittberger, Volker
Cyhoeddwyd 1997

Theories of international regimes

gan Hasenclever, Andreas; Author, Mayer, Peter; Author, Rittberger, Volker; Author
Cyhoeddwyd 1997