Columbia subject headings:
Harvard subject headings:
German language--Acquisition
German language--Social aspects
Immigrants--Employment--Germany.
Immigrants--Germany--Language.
Language and languages--Vocational guidance--Germany.
Professional socialization--Germany.
Second language acquisition
Princeton subject headings:
German language--Business German.
Immigrants--Cultural assimilation--Germany.
Immigrants--Employment--Germany.
Immigrants--Germany--Language.
Social integration--Germany.