Columbia subject headings:
Harvard subject headings:
Agriculture--Economic aspects--Decision making--Mathematical models--Congresses.
Agriculture--Economic aspects--Decision making--Mathematical models.
Agriculture--Economic aspects--Planning--Case studies--Congresses.
Agriculture--Economic aspects--Planning--Case studies.
Farm management--Decision making--Mathematical models--Congresses.
Farm management--Decision making--Mathematical models.
Farm management--Planning--Case studies--Congresses.
Farm management--Planning--Case studies.
Princeton subject headings:
Agriculture--Economic aspects--Decision making--Mathematical models--Congresses.
Agriculture--Economic aspects--Planning--Case studies--Congresses.
Farm management--Decision making--Mathematical models--Congresses.
Farm management--Planning--Case studies--Congresses.