APA-referens (7:e uppl.)
O'Reilly, D., & et al. Caregiving, volunteering or both? Comparing effects on health and mortality using census-based records from almost 250,000 people aged 65 and over.
Chicago-referens (17:e uppl.)
O'Reilly, D., och et al. Caregiving, Volunteering or Both? Comparing Effects on Health and Mortality Using Census-based Records from Almost 250,000 People Aged 65 and over.
MLA-referens (9:e uppl.)
O'Reilly, D., och et al. Caregiving, Volunteering or Both? Comparing Effects on Health and Mortality Using Census-based Records from Almost 250,000 People Aged 65 and over.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.