Columbia subject headings:
Guerrillas--Vietnam.
Vietnam War, 1961-1975--Underground movements.
Vietnam--Politics and government--1945-1975.
Harvard subject headings:
Guerrillas--Vietnam.
Vietnam War, 1961-1975--Underground movements
Vietnam--Politics and government--1945-1975.
Princeton subject headings:
Guerrillas--Vietnam.
Vietnam War, 1961-1975--Underground movements.
Vietnam--Politics and government--1945-1975.