Columbia subject headings:
Harvard subject headings:
English language--Study and teaching (Elementary)--Poland--Poznań.
German language--Study and teaching (Elementary)--Poland--Poznań.
German language--Study and teaching--Foreign speakers.
German philology--Study and teaching--Poland.
Intercultural communication.
Second language acquisition.
Princeton subject headings:
English language--Study and teaching (Elementary)--Poland--Poznań.
German language--Study and teaching (Elementary)--Poland--Poznań.
German language--Study and teaching--Foreign speakers.
German philology--Study and teaching--Poland.
Intercultural communication.
Second language acquisition.