Columbia subject headings:
Harvard subject headings:
Kalaa (Algeria)--Economic conditions.
Kalaa (Algeria)--Social conditions.
Mazouna (Algeria)--Economic conditions.
Mazouna (Algeria)--Social conditions.
Nedroma (Algeria)--Economic conditions.
Nedroma (Algeria)--Social conditions.
Villages--Algeria.
Princeton subject headings:
Algeria--Social conditions.
Villages--Algeria.