Lua APA (7ú heag.)

Papalia, D. E. (2007). Adult development and aging (3rd ed.). McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Papalia, Diane E. Adult Development and Aging. 3rd ed. New York: McGraw-Hill, 2007.

Lua MLA (9ú heag.)

Papalia, Diane E. Adult Development and Aging. 3rd ed. McGraw-Hill, 2007.

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