Columbia subject headings:
Agriculture--Origin.
Childe, V. Gordon (Vere Gordon), 1892-1957.
Neolithic period.
Prehistoric peoples.
Urbanization--History.
Harvard subject headings:
Agriculture--Origin
Childe, V. Gordon (Vere Gordon), 1892-1957
Neolithic period--Congresses.
Prehistoric peoples--Congresses
Urbanization--Congresses
Princeton subject headings:
Agriculture--Origin.
Childe, V. Gordon (Vere Gordon), 1892-1957.
Neolithic period.
Prehistoric peoples.
Urbanization--History.