Columbia subject headings:
Harvard subject headings:
Emigration and immigration--Social aspects
German language--Study and teaching--Foreign speakers.
German language--Study and teaching--Social aspects.
Language and education--Social aspects.
Linguistic minorities.
Multilingual education--Social aspects.
Second language acquisition--Social aspects.
Sociolinguistics.
Princeton subject headings:
Emigration and immigration--Social aspects.
German language--Study and teaching--Foreign speakers.
German language--Study and teaching--Social aspects.
Language and education--Social aspects.
Linguistic minorities.
Multicultural education--Social aspects.
Second language acquisition--Social aspects.
Sociolinguistics.