APA-viite (7. p.)
Van der Vorst, G., & et al. Explaining discrepancies in self-reported quality of life in frail older people: A mixed-methods study.
Chicago-viite (17. p.)
Van der Vorst, G.A, ja et al. Explaining Discrepancies in Self-reported Quality of Life in Frail Older People: A Mixed-methods Study.
MLA-viite (9. p.)
Van der Vorst, G.A, ja et al. Explaining Discrepancies in Self-reported Quality of Life in Frail Older People: A Mixed-methods Study.
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