Columbia subject headings:
Harvard subject headings:
Agricultural prices--Government policy--Developing countries--Congresses.
Agricultural prices--Government policy--Developing countries.
Farm produce--Marketing--Government policy--Developing countries--Congresses.
Farm produce--Marketing--Government policy--Developing countries.
Princeton subject headings:
Agricultural prices--Government policy--Developing countries--Congresses.
Farm produce--Marketing--Government policy--Developing countries--Congresses.