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Bevölkerung und Arbeitskräftepotential Berlins : Erhebliche Abweichungen vom Bundesdurchschnitt
Katsch, K. H., (1968)
Rasantes Wachstum der Zahl kreativ Tätiger in Berlin
Brenke, Karl, (2007)
Health as a driving economic force
Henke, Klaus-Dirk, (2008)
Recent demographic changes in Eastern Europe
Combs jr., Jerry W., (1963)
Economic, social, and demographic characteristics of Spanish American wage workers on US farms
Friend, Reed Eugene, (1963)
The world's labour force and its industrial distribution, 1950 and 1960
Baum, Samuel, (1967)