Columbia subject headings:
Europe--Languages--History.
Nationalism--Europe--History.
Sociolinguistics--Europe--History.
Harvard subject headings:
Europe--Languages--History.
Nationalism--Europe--History
Sociolinguistics--Europe
Sociolinguistics--Europe--History.
Princeton subject headings:
Europe--Languages--History.
Europe--Languages--Political aspects.
Europe--Languages--Social aspects.
Sociolinguistics--Europe.