ebrary, Inc, Crystal, S., & Shea, D. (2003). Annual review of gerontology and geriatrics: Public policy, health, and cumulative advantage. Springer Publishing Company.
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Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Stephen Crystal, eta Dennis Shea. Annual Review of Gerontology and Geriatrics: Public Policy, Health, and Cumulative Advantage. New York: Springer Publishing Company, 2003.
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MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Annual Review of Gerontology and Geriatrics: Public Policy, Health, and Cumulative Advantage. Springer Publishing Company, 2003.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.