Columbia subject headings:
Sex customs--Spain--History--19th century.
Sex customs--Spain--History--20th century.
Spain--Moral conditions--History--19th century.
Spain--Moral conditions--History--20th century.
Harvard subject headings:
Sex customs--Spain--History--19th century.
Sex customs--Spain--History--20th century.
Spain--Moral conditions--History--19th century.
Spain--Moral conditions--History--20th century.
Princeton subject headings:
Sex customs--Spain--History--19th century.
Sex customs--Spain--History--20th century.
Spain--Moral conditions--History--19th century.
Spain--Moral conditions--History--20th century.