Columbia subject headings:
English language--Southeast Asia.
English language--Study and teaching--Southeast Asia.
English language--Variation--Southeast Asia.
Languages in contact--Southeast Asia.
Lingua francas--Southeast Asia.
Second language acquisition--Southeast Asia.
Southeast Asia--Languages.
Harvard subject headings:
English language--Southeast Asia.
English language--Study and teaching--Southeast Asia
English language--Variation--Southeast Asia.
Languages in contact--Southeast Asia.
Lingua francas--Southeast Asia.
Second language acquisition--Southeast Asia.
Southeast Asia--Languages.
Princeton subject headings: