Columbia subject headings:
Harvard subject headings:
Borderlands--Germany--Saxony.
Borderlands--Poland.
German language--Study and teaching--Poland.
Languages in contact--Germany--Saxony.
Languages in contact--Poland.
Poland--Relations--Germany--Saxony.
Polish language--Study and teaching--Germany--Saxony.
Saxony (Germany)--Relations--Poland.
Princeton subject headings:
Borderlands--Germany--Saxony.
Borderlands--Poland.
German language--Study and teaching--Poland.
Languages in contact--Germany--Saxony.
Languages in contact--Poland.
Poland--Relations--Germany--Saxony.
Polish language--Study and teaching--Germany--Saxony.
Saxony (Germany)--Relations--Poland.