The international exchange of publicationsEuropean Conference on the International Exchange of Publications Vienna 1972.Livre1973Crédits de l’image
European private international law of obligationsInternational Colloquium on the European Preliminary Draft Convention on the Law Applicable to Contractual and Non-Contractual Obligations Copenhagen 1974.Livre1975Crédits de l’image
European Integration. Select International Bibliography of Theses and Dissertations, 1957-1977/Europ?ische Integration.J. P. SiemersLivre1996Crédits de l’image
Relations Between the European Community and International OrganisationsCommission of the European CommunitiesLivre1989Crédits de l’image