Columbia subject headings:
BRIC countries--Foreign relations--United States.
United States--Foreign relations--BRIC countries.
United States--Politics and government--21st century.
World politics--21st century.
Harvard subject headings:
BRIC countries--Foreign relations--United States.
United States--Foreign relations--BRIC countries.
United States--Politics and government--21st century.
World politics--21st century
Princeton subject headings:
BRIC countries--Foreign relations--United States.
United States--Foreign relations--BRIC countries.
United States--Politics and government--21st century.
World politics--21st century.