["HISTORY \/ General","Counterinsurgency;Vietnam.","Vietnam War, 1961-1975;Personal narratives, American.","Vietnam War, 1961-1975;Underground movements.","Counterinsurgency;Vietnam.","GENERAL","General Adult","HISTORY \/ General","History","History\/World","Non-Fiction","U.S. GOVERNMENT - INTELLIGENCE","United States","Vietnam War, 1961-1975;Personal narratives, American.","Vietnam War, 1961-1975;Underground movements."]