Columbia subject headings:
Harvard subject headings:
Civil-military relations--Spain--History--20th century.
Spain--History, Military--20th century.
Spain--Politics and government--20th century.
Spain. Ejército--History--20th century.
Princeton subject headings:
Republicanism--Spain.
Spain--History, Military--20th century.
Spain--Politics and government--20th century.
Spain. Ejército--History--20th century.