Colloquy on Environment in Europe : Co-operation between Local and Regional Authorities (1991. Siófok, Hungary)

    Environment in Europe : co-operation between local and regional authorities : working documents and conclusions of the colloquy on environment in Europe : co-operation between local and regional authorities (Siófok, Hungary, 5-6 June 1991). —  Strasbourg : Council of Europe Press, 1992. —  CIDIMA. —  134 p. : gráf., il. ; 29 cm. — ( Studies and texts ; 21)
    En port.: standing conference of local and regional authorities of Europe
    ISBN 92-871-2058-7
   1. Política ambiental.2. Europa.
9.0.0