2Trebilcock & Howse. The Regulation of International Trade [C]. London and New York, Routledge,1995.
3Mary E Footer. Public Procurement and EC External Relations: A Legal Framework [A]. The European Union and World Trade Law, John Wiley & Sons, 1996.
4Madson. Is Culture a Major Barrier to Single European Market? The Case of Pub]lic Purchasing in Zwtterholm (ed) [ A ]. National Cultures and European Integration: Explotory Essays on Cultural Diversityand Common Policies, Berg Pubtishers, 1994.
