ebrary, Inc, & Brougham, R. R. (2009). New directions in aging research: Health and cognition. Nova Biomedical Books.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, i Ruby R. Brougham. New Directions in Aging Research: Health and Cognition. New York: Nova Biomedical Books, 2009.
MLA način citiranja (9. izdanje)ebrary, Inc, i Ruby R. Brougham. New Directions in Aging Research: Health and Cognition. Nova Biomedical Books, 2009.
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