Columbia subject headings:
Harvard subject headings:
Economic development--Lebanon--Sidon.
Sidon (Lebanon)--Rural conditions.
Princeton subject headings:
Lebanon--Economic conditions--Congresses.
Lebanon--Social conditions--Congresses.
Sidon (Lebanon)--Economic conditions--Congresses.
Sidon (Lebanon)--History--Congresses.
Sidon (Lebanon)--Social conditions--Congresses.