Columbia subject headings:
English language--Influence on German.
English language.
German language--Austria.
German language--Germany.
German language--Influence on English.
German language--Switzerland.
German language.
Harvard subject headings:
English language--Foreign words and phrases--German
English language--Influence on German
German language--Foreign words and phrases--English
German language--Influence on English
Language and culture.
Language and languages--Foreign elements
Language purism.
Princeton subject headings:
English language--Influence on German.
English language.
German language--Austria.
German language--Germany.
German language--Influence on English.
German language--Switzerland.
German language.