Buch(gedruckt)#11932International unemployment: a study of fluctuations in employment and unemployment in several countries 1910 - 1930; contrib. to the World Social Economic Congress, Amsterdam 1931Fleddérus, Mary Lambertine; World Social Economic Congress 1931 AmsterdamFleddérus, Mary Lambertine; World Social Economic Congress 1931 AmsterdamBestellen über Verfügbarkeit