TY - BOOK TI - Art Nouveau/Jugendstil architecture : International Joint Cultural Study and Action to Preserve and Restore World Art Nouveau/Jugendstil Architectural Heritage : Third International Expert Plenary Meeting, May 22-26, 1989, Helsinki/Imatra, Finland T3 - Publications of the Finnish National Commission for Unesco AU - Ehrström, Margaretha CY - Helsinki PB - Finnish National Commission for Unesco PY - 1991 LA - eng SN - 951-47-4546-9 ER -