Columbia subject headings:
Harvard subject headings:
English language--Globalization
English language--Variation--English-speaking countries
English language--Variation--Foreign countries
Intercultural communication.
Language and languages--Study and teaching
Princeton subject headings:
English language--Globalization.
English language--Variation--English-speaking countries.
English language--Variation--Foreign countries.
Intercultural communication.
Language and languages--Study and teaching.