Columbia subject headings:
Harvard subject headings:
Banco Central del Ecuador--Periodicals.
Banks and banking--Ecuador--Periodicals.
Ecuador--Economic conditions--1972---Periodicals.
Finance--Ecuador--Periodicals.
Princeton subject headings:
Banco Central del Ecuador--Periodicals.
Banks and banking, Central--Ecuador--Periodicals.
Ecuador--Economic conditions--Periodicals.
Finance--Ecuador--Periodicals.