Columbia subject headings:
Spain--Politics and government--1516-1556.
Spain--Politics and government--1556-1598.
Harvard subject headings:
Protestants--Spain--History--16th century--Bibliography.
Reformation--Spain--Bibliography.
Spain--Church history--Bibliography.
Princeton subject headings:
Protestants--Spain--History--16th century--Bibliography.
Reformation--Spain--Bibliography.
Spain--Church history--Bibliography.