Columbia subject headings:
Harvard subject headings:
Commission of the European Communities--Publishing--Data processing--Standards.
Commission of the European Communities--Publishing--Standards.
Electronic publishing--Standards.
Exchange of publications--Data processing--Standards.
Exchange of publications.--Standards.
International agency publications--Standards.
Office for Official Publications of the European Communities--Standards.
Princeton subject headings:
Electronic publishing--European Economic Community countries.
Exchange of bibliographic information--European Economic Community countries.
FORMEX