Columbia subject headings:
Guerrillas--Nicaragua.
Nicaragua--History--Revolution, 1979.
Nicaragua--Politics and government--1937-1979.
Harvard subject headings:
Guerrillas--Nicaragua.
Nicaragua--History--Revolution, 1979.
Nicaragua--Politics and government--1937-1979.
Princeton subject headings:
Cabezas, Omar.
Guerrillas--Nicaragua.
Nicaragua--History--Revolution, 1979.
Nicaragua--Politics and government--1937-1979.