Columbia subject headings:
Developing countries--Food supply--Congresses.
Farm produce--Marketing--Congresses.
Food industry and trade--Developing countries--Congresses.
Harvard subject headings:
Farm produce--Marketing--Congresses.
Food industry and trade--Developing countries
Food industry and trade--Developing countries--Congresses.
Food supply--Developing countries--Congresses
Produce trade--Developing countries
Princeton subject headings:
Farm produce--Marketing--Congresses.
Food industry and trade--Developing countries--Congresses.
Food supply--Developing countries--Congresses.