00371nam a2200121Ia 450000100060000000300050000600500170001100800410002811000460006924500870011526000180020230000290022030434BIBL20160527184858.0920122|1936||||sp |||||||||||00010|eng|d20aInternational labor office, Geneva2Local10aWorld statistics of aliensba comparative study of census returns, 1910-1920-1930.0 aGenevac1936.  avii, 252 p. tables, map.