Columbia subject headings:
Eisenhower, Dwight D. (Dwight David), 1890-1969.
Johnson, Lyndon B. (Lyndon Baines), 1908-1973.
United States--Foreign relations--Vietnam.
Vietnam War, 1961-1975--United States.
Vietnam--Foreign relations--United States.
Harvard subject headings:
Eisenhower, Dwight D. (Dwight David), 1890-1969
Johnson, Lyndon B. (Lyndon Baines), 1908-1973.
United States--Foreign relations--Vietnam.
Vietnam War, 1961-1975--United States
Vietnam--Foreign relations--United States.
Princeton subject headings:
Eisenhower, Dwight D. (Dwight David), 1890-1969.
Johnson, Lyndon B. (Lyndon Baines), 1908-1973.
United States--Foreign relations--Vietnam.
Vietnam War, 1961-1975--United States.
Vietnam--Foreign relations--United States.