Lua APA (7ú heag.)
Niles-Yokum, K., & Wagner, D. L. (2015). The aging networks: A guide to programs and services (Eighth edition.). Springer Publishing Company.
Lua i Stíl Chicago (17ú heag.)
Niles-Yokum, Kelly, agus Donna L. Wagner. The Aging Networks: A Guide to Programs and Services. Eighth edition. New York, New York: Springer Publishing Company, 2015.
Lua MLA (9ú heag.)
Niles-Yokum, Kelly, agus Donna L. Wagner. The Aging Networks: A Guide to Programs and Services. Eighth edition. Springer Publishing Company, 2015.
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