00612nam a2200181Ia 450000100060000000300050000600500170001100800410002810000350006924500300010426000580013430000090019265000510020170000510025270000380030371000490034171000400039066675BIBL20160527192630.0700528s1929    nyuab    bs   00100 eng  10aWillcox, Walter F., ed.2Local00aInternational migrations.0 aNew YorkbNational Bureau of Economic Researchc1931.  a-. v 0aEmigration and immigrationxStatistics.2Local10aWillcox, Walter Francisd1861-1964eed.2Local10aFerenczi, Imred1884-1945.2Local20aNational Bureau of Economic Research.2Local20aInternational Labour Office.2Local