Columbia subject headings:
Calatayud (Spain)--Ethnic relations--Sources.
Jews--Spain--Calatayud--History--Sources.
Harvard subject headings:
Calatayud (Spain)--Ethnic relations--Sources.
Jews--Spain--Calatayud--History--Sources.
Princeton subject headings:
Jews--Spain--Calatayud--History--Sources.
Jews--Spain--History--Sources.