Columbia subject headings:
Vietnam War, 1961-1975--Bibliography.
Vietnam War, 1961-1975--Study and teaching (Higher)--Bibliography.
Harvard subject headings:
Vietnam War, 1961-1975--Study and teaching (Higher)--United States.
Vietnam War, 1961-1975--United States--Bibliography.
Vietnam War, 1961-1975--United States--Textbooks.
Princeton subject headings: