Columbia subject headings:
Economic assistance--Developing countries--Congresses.
International relief--Developing countries--Congresses.
Poor--Developing countries--Congresses.
Harvard subject headings:
Economic assistance--Developing countries--Congresses
International relief--Developing countries--Congresses.
Poor--Developing countries--Congresses.
Princeton subject headings:
Economic assistance--Developing countries--Congresses.
International relief--Developing countries--Congresses.
Poor--Developing countries--Congresses.