Columbia subject headings:
Agriculture--Europe--History--Congresses.
Agriculture--Middle East--History--Congresses.
Environmental archaeology--Congresses.
Europe--Antiquities--Congresses.
Middle East--Antiquities--Congresses.
Harvard subject headings:
Agriculture--Europe--History--Congresses.
Agriculture--Middle East--History--Congresses.
Environmental archaeology--Congresses.
Europe--Antiquities--Congresses.
Middle East--Antiquities--Congresses.
Princeton subject headings:
Agriculture, Prehistoric--Congresses.
Agriculture--Origin--Congresses.
Domestication--Congresses.