1947 documenten gevonden.

Gepubliceerd: | National Research Council, Panel on New Directions in Social Demography, Social Epidemiology, and the Sociology of Aging Committee on Population, Division of Behavioral and Social Sciences and Education Waite, L.J. & Plewes, T.J. (Eds.)
Gepubliceerd: | Gitelman, V. Levi, S. Doveh, E. & Endy-Findling, L.
Gepubliceerd: | Andersson, A. & Genell, A.