Columbia subject headings:
Communicative competence.
Language and languages--Study and teaching.
Russian language--Study and teaching--German speakers.
Harvard subject headings:
Communicative competence.
Language and languages--Study and teaching
Russian language--Study and teaching--German speakers
Princeton subject headings:
Communication--Congresses.
Russian language--Study and teaching (Higher)--Congresses.
Speech acts (Linguistics)--Congresses.