//-->
Bevölkerung in Österreich : demographische Trends, politische Rahmenbedingungen, entwicklungspolitische Aspekte
Tazi-Preve, Irene Mariam, (1999)
Population prospects in developing countries : structure and dynamics
Otomo, Atsushi, (1985)
A statistical analysis of the Irish electoral register and its use for population estimation and sample surveys
Keogh, Gary, (1986)
The labor force in economic development : a comparison of international census data, 1946 - 1966
Durand, John D., (1975)
Demographyʹs three hundredth anniversary
Durand, John D., (1962)
Development of the labor force concept, 1930-40
Durand, John D., (1947)