Wahl, H., Schilling, O., Oswald, F., & Heyl, V. (1999). Psychosocial consequences of age-related visual impairment: Comparison with mobility-impaired older adults and long-term outcome. The journals of gerontology. Series B, Psychological sciences, social sciences, 54(5), . https://doi.org/10.1093/geronb/54B.5.P304
Chicago-Zitierstil (17. Ausg.)Wahl, Hans-Werner, Oliver Schilling, Frank Oswald, und Vera Heyl. "Psychosocial Consequences of Age-related Visual Impairment: Comparison with Mobility-impaired Older Adults and Long-term Outcome." The Journals of Gerontology. Series B, Psychological Sciences, Social Sciences 54, no. 5 (1999). https://doi.org/10.1093/geronb/54B.5.P304.
MLA-Zitierstil (9. Ausg.)Wahl, Hans-Werner, et al. "Psychosocial Consequences of Age-related Visual Impairment: Comparison with Mobility-impaired Older Adults and Long-term Outcome." The Journals of Gerontology. Series B, Psychological Sciences, Social Sciences, vol. 54, no. 5, 1999, https://doi.org/10.1093/geronb/54B.5.P304.