Scharlach, A. E., & Kaye, L. W. (1997). Controversial issues in aging. Boston: Allyn & Bacon.
Čikaški stil citiranjaScharlach, Andrew E., i Lenard W. Kaye. Controversial Issues in Aging. Boston: Allyn & Bacon, 1997.
MLA način citiranjaScharlach, Andrew E., i Lenard W. Kaye. Controversial Issues in Aging. Boston: Allyn & Bacon, 1997.
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