Columbia subject headings:
European Parliament--Elections, 1979.
European federation.
Regionalism (International organization)
Socialist parties--Europe.
Harvard subject headings:
European Parliament--Elections, 1979.
European federation.
Regionalism (International organization)
Socialist parties--Europe.
Princeton subject headings:
European Parliament--Elections, 1979.
European federation.
Regionalism (International organization)
Socialist parties--Europe.