Cita APA (7a ed.)

Hajek, A., Riedel-Heller, S. G., & König, H. (2023). Loneliness and Social Isolation in Old Age: Correlates and Implications. Taylor & Francis Group.

Cita Chicago Style (17a ed.)

Hajek, André, Steffi G. Riedel-Heller, y Hans-Helmut König. Loneliness and Social Isolation in Old Age: Correlates and Implications. Milton: Taylor & Francis Group, 2023.

Cita MLA (9a ed.)

Hajek, André, et al. Loneliness and Social Isolation in Old Age: Correlates and Implications. Taylor & Francis Group, 2023.