EUROPEAN CHARTER FOR REGIONAL OR MINORITY LAMGUAGES (Nr.1 : 1998 ; STRASBOURG)
210__ $aEUROPEAN CHARTER FOR REGIONAL OR MINORITY LAMGUAGES (Nr.1 : 1998 ; STRASBOURG) 299__ $aEUROPEAN CHARTER FOR REGIONAL OR MINORITY LAMGUAGES (Nr.1 : 1998 ; STRASBOURG)