Title: Formen seelischen Alterns : Ergebnisse der Bonner gerontologischen Längsschnittstudie (BOLSA) /
Authors: Thomae, Hans, 1915-2001; Lehr, Ursula
Publisher: F. Enke,
Year: 1987
Subjects: Gerontology Germany Longitudinal studies.; Older people Germany (West) Psychology Longitudinal studies.; Older people Germany (West) Social conditions Longitudinal studies.; Aging psychology