Columbia subject headings:
Harvard subject headings:
Applied linguistics--Congresses.
Contrastive linguistics--Congresses.
Interference (Linguistics)--Congresses.
Interlanguage (Language learning)--Congresses.
Language and languages--Study and teaching--Error analysis--Congresses.
Princeton subject headings:
Contrastive linguistics--Congresses.
Interlanguage (Language learning)--Congresses.
Language and languages--Study and teaching--Error analysis--Congresses.