Columbia subject headings:
Harvard subject headings:
Iran--Foreign relations--Spain--History.
Silva y Figueroa, García de.
Spain--Foreign relations--1516-1700--History.
Spain--Foreign relations--Iran--History.
Princeton subject headings:
Iran--Foreign relations--Spain--History.
Silva y Figueroa, García de.
Spain--Foreign relations--1516-1700--History.
Spain--Foreign relations--Iran--History.