Columbia subject headings:
Fortification--Spain--Jerez de la Frontera--History.
Islamic architecture--Spain--Jerez de la Frontera.
Jerez de la Frontera (Spain)--Antiquities.
Harvard subject headings:
Fortification--Spain--Jerez de la Frontera--History.
Islamic architecture--Spain--Jerez de la Frontera.
Jerez de la Frontera (Spain)--Antiquities.
Princeton subject headings:
Fortification--Spain--Jerez de la Frontera--History.
Islamic architecture--Spain--Jerez de la Frontera.
Jerez de la Frontera (Spain)--Antiquities.