Columbia subject headings:
Harvard subject headings:
Social structure--Spain--Soria (Province)--History--To 1500.
Soria (Spain : Province)--Economic conditions.
Soria (Spain : Province)--Social conditions.
Princeton subject headings:
Social structure--Spain--Soria (Province)--History--To 1500.
Soria (Spain : Province)--Economic conditions.
Soria (Spain : Province)--Social conditions.