Columbia subject headings:
Harvard subject headings:
Africa--Antiquities--Congresses.
Asia--Antiquities--Congresses.
Bronze age--Congresses.
Elite (Social sciences)--Congresses.
Equality--Congresses
Europe--Antiquities--Congresses.
Hierarchies--Congresses.
Neolithic period--Congresses.
Prehistoric peoples--Congresses
Social structure--Congresses.
Princeton subject headings:
Elite (Social sciences)--Congresses.
Prehistoric peoples--Congresses.
Social archaeology--Congresses.
Social change--History--Congresses.
Social structure--History--Congresses.
Social systems--Growth--Congresses.