Yearbook of Labour statistics annuaire des statistiques de travail. - International Labour Office (Geneva ILO, 1935)
This material appeared in the I.L.O. yearbook from 1930-1934/35 being issued in 1934/35 as v.2, entitled labour statistics
Title varies: 1935/36, Yearbook of Labour statistics; 1937-1945/46, Annuaire des statistiques de travail. Yearbook of labour statistics
Keywords: Labor and laboring classes -- Statistics