Columbia subject headings:
Harvard subject headings:
Bilingualism--Europe--Congresses.
English language--Europe--Foreign elements--Congresses.
English language--Foreign influences--Congresses.
Germanic languages--Influence on English--Congresses.
Language acquisition--Congresses.
Languages in contact--Europe--Congresses.
Romance languages--Influence on English--Congresses.
Princeton subject headings:
Bilingualism--Europe.
English language--Europe--Foreign elements.
English language--Foreign influences.
Germanic languages--Influence on English.
Language acquisition.
Languages in contact--Europe.
Romance languages--Influence on English.