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Journal Article Ageism Compared to Racism and Sexism Get access Erdman B. Palmore, PhD, Erdman B. Palmore, PhD Search for other works by this author on: Oxford Academic PubMed Google Scholar Kenneth Manton, BA Kenneth Manton, BA 2Center for the Study of Aging and Human Development and the Dept. of Sociology, Duke Univ.Durham, 27710. Search for other works by this author on: Oxford Academic PubMed Google Scholar Journal of Gerontology, Volume 28, Issue 3, July 1973, Pages 363–369, https://doi.org/10.1093/geronj/28.3.363 Published: 01 July 1973
Palmore et al. (Sun,) studied this question.