Columbia subject headings:
Kennedy, John F. (John Fitzgerald), 1917-1963.
Onassis, Jacqueline Kennedy, 1929-1994.
Presidents' spouses--United States--Biography.
Presidents--United States--Biography.
Harvard subject headings:
Kennedy, John F. (John Fitzgerald), 1917-1963
Onassis, Jacqueline Kennedy, 1929-
Onassis, Jacqueline Kennedy, 1929-1994
Presidents' spouses--United States--Biography
Presidents--United States--Biography
Princeton subject headings:
Kennedy, John F. (John Fitzgerald), 1917-1963.
Onassis, Jacqueline Kennedy, 1929-1994.
Presidents' spouses--United States--Biography.
Presidents--United States--Biography.