Columbia subject headings:
Harvard subject headings:
Hassan family.
Hassan, Guido, 1937-
Holocaust, Jewish (1939-1945)--Italy
Jewish refugees--Switzerland--Biography.
Jews--Italy--Biography
Jews--Libya--Biography.
Jews--Persecutions--Italy
World War, 1939-1945--Jews--Rescue--Italy.
Princeton subject headings:
Hassan family--Biography.
Hassan, Guido, 1937-
Jewish refugees--Switzerland--Biography.
Jews--Libya--Biography.