Columbia subject headings:
Offensive (Military science)
Vietnam War, 1961-1975--Equipment and supplies.
Vietnam War, 1961-1975--Vietnam.
Harvard subject headings:
Mặt trận dân tộc giải phóng miền nam Việt Nam.
Offensive (Military science)
Vietnam War, 1961-1975--Equipment and supplies
Vietnam War, 1961-1975--Underground movements
Vietnam War, 1961-1975--Vietnam.
Princeton subject headings:
Offensive (Military science)
Vietnam War, 1961-1975--Equipment and supplies.
Vietnam War, 1961-1975--Vietnam.