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Reichweiten der Medien : Soziodemographische Merkmale
(1998)
Reichweiten der Medien - Soziodemographische Merkmale
(1999)
Sozio-demographische Merkmale
(1992)
Making your choices count : economic principles for everyday decisions
Morgan, James N., (1982)
Sense of Efficacy and Subsequent Change in Earnings-A Replication
Duncan, Greg J., (1981)
Longitudinal lessons from the panel study of income dynamics
Duncan, Greg J., (1982)