Columbia subject headings:
Massacres--Venezuela--Yumare--History--20th century.
Venezuela--Politics and government--1974-1999.
Yumare (Venezuela)--History.
Harvard subject headings:
Princeton subject headings:
Guerrillas--Venezuela.
Internal security--Venezuela.
Terrorism--Venezuela.
Venezuela. Dirección General Sectorial de los Servicios de Inteligencia y Prevención
Violence--Venezuela.