Columbia subject headings:
Darʻah (Morocco)--Economic conditions.
Darʻah (Morocco)--Social conditions.
Villages--Morocco--Case studies.
Harvard subject headings:
Dra Wadi (Morocco)--Economic conditions--History.
Dra Wadi (Morocco)--Social conditions--History.
Villages--Morocco--Case studies.
Princeton subject headings:
Dra Wadi (Morocco)--Economic conditions--History.
Dra Wadi (Morocco)--Social conditions--History.