Columbia subject headings:
Developing countries--Commerce.
Economic assistance--Developing countries.
Finance--Developing countries.
Technical assistance--Developing countries.
Harvard subject headings:
Developing countries--Commerce.
Economic assistance--Developing countries
Finance--Developing countries
Technical assistance--Developing countries.
Princeton subject headings:
Developing countries--Commerce.
Economic assistance--Developing countries.
Finance--Developing countries.
Technical assistance--Developing countries.