Tohutoro APA (7th ed.)
Saxon, S. V., Etten, M. J., & Perkins, E. A. (2015). Physical change & aging: A guide for the helping professions (Sixth edition.). Springer Publishing Company.
Tohutoru Kātū Chicago (17th ed.)
Saxon, Sue V., Mary Jean Etten, me E. A. Perkins. Physical Change & Aging: A Guide for the Helping Professions. Sixth edition. New York, New York: Springer Publishing Company, 2015.
Tohutoro MLA (9th ed.)
Saxon, Sue V., et al. Physical Change & Aging: A Guide for the Helping Professions. Sixth edition. Springer Publishing Company, 2015.
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