Lua APA (7ú heag.)
Kalish, R. A. (1975). Late adulthood: Perspectives on human development. Brooks/ Cole Publ. Co.
Lua i Stíl Chicago (17ú heag.)
Kalish, Richard A. Late Adulthood: Perspectives on Human Development. California: Brooks/ Cole Publ. Co, 1975.
Lua MLA (9ú heag.)
Kalish, Richard A. Late Adulthood: Perspectives on Human Development. Brooks/ Cole Publ. Co, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.