APA način citiranja

Mollenkopf, H., & Walker, A. (2020). Quality of Life in Old Age. Springer Netherlands.

Čikaški stil citiranja

Mollenkopf, Heidrun, i Alan Walker. Quality of Life in Old Age. Springer Netherlands, 2020.

MLA način citiranja

Mollenkopf, Heidrun, i Alan Walker. Quality of Life in Old Age. Springer Netherlands, 2020.

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