Columbia subject headings:
Agriculture and state--European Economic Community countries.
Free trade--European Economic Community countries.
Produce trade--Government policy--European Economic Community countries.
Harvard subject headings:
Agriculture and state--European Economic Community countries.
Free trade--European Economic Community countries
Produce trade--Government policy--European Economic Community countries
Princeton subject headings:
Agriculture and state--European Economic Community countries.
Free trade--European Economic Community countries.
Produce trade--Government policy--European Economic Community countries.