Columbia subject headings:
Harvard subject headings:
Holocaust, Jewish (1939-1945)--Spain--Catalonia.
Righteous Gentiles in the Holocaust--Portugal--Biography.
Sequerra, Joel, 1913-1988.
Sequerra, Samuel, 1913-1992.
World War, 1939-1945--Jews--Rescue--Spain--Catalonia.
Princeton subject headings:
Holocaust, Jewish (1939-1945)--Spain--Catalonia.
Righteous Gentiles in the Holocaust--Portugal--Biography.
Sequerra, Joel, 1913-1988.
Sequerra, Samuel, 1913-1992.
World War, 1939-1945--Jews--Rescue--Spain--Catalonia.