Columbia subject headings:
German language--Study and teaching--Germany--Foreign speakers.
Immigrants--Germany--Language.
Refugees--Germany--Language.
Second language acquisition--Social aspects--Germany.
Harvard subject headings:
German language--Study and teaching--Germany--Foreign speakers.
Immigrants--Germany--Language.
Refugees--Germany--Language.
Second language acquisition--Social aspects--Germany.
Princeton subject headings:
German language--Study and teaching--Germany--Foreign speakers.
Immigrants--Germany--Language.
Refugees--Germany--Language.
Second language acquisition--Social aspects--Germany.