Columbia subject headings:
Harvard subject headings:
Hammarskjöld, Dag, 1905-1961
Statesmen--Sweden--Biography.
United Nations--Biography.
World politics--1945-1955
World politics--1955-1965
Princeton subject headings:
Hammarskjöld, Dag, 1905-1961.
Statesmen--Sweden--Biography.
United Nations--Biography.
World politics--1945-1955.
World politics--1955-1965.