Columbia subject headings:
Harvard subject headings:
French language--Foreign elements--English
German language--Foreign elements--English
Language purism--France--History--20th century.
Language purism--Germany--History--20th century.
Mass media and language--France.
Mass media and language--Germany.
Princeton subject headings:
French language--Foreign elements--English.
German language--Foreign elements--English.
Language purism--France--History--20th century.
Language purism--Germany--History--20th century.
Mass media and language--France.
Mass media and language--Germany.