APA (7e ed.) Bronvermelding
Mangen, D. J., & Peterson, W. A. Research Instruments in Social Gerontology: Social Roles and Social Participation. University of Minnesota.
Chicago (17e ed.) Bronvermelding
Mangen, David J., en Warren A. Peterson. Research Instruments in Social Gerontology: Social Roles and Social Participation. Minneápolis, EUA: University of Minnesota.
MLA (9e ed.) Bronvermelding
Mangen, David J., en Warren A. Peterson. Research Instruments in Social Gerontology: Social Roles and Social Participation. University of Minnesota.
Let op: Deze citaties zijn niet altijd 100% accuraat.