Columbia subject headings:
Spain--History--Carlist War, 1833-1840--Bibliography.
Spain--History--Carlist War, 1873-1876--Bibliography.
Spain--Politics and government--19th century--Bibliography.
Harvard subject headings:
Spain--History--Carlist War, 1833-1840--Bibliography.
Spain--History--Carlist War, 1873-1876--Bibliography.
Spain--Politics and government--19th century--Bibliography.
Princeton subject headings:
Spain--History--Carlist War, 1833-1840--Bibliography.
Spain--History--Carlist War, 1873-1876--Bibliography.
Spain--Politics and government--19th century--Bibliography.