Berger, K. S. (1994). The developing person through the life span. Worth.
Lua i Stíl Chicago (17ú heag.)Berger, Kathleen S. The Developing Person Through the Life Span. New York: Worth, 1994.
Lua MLA (9ú heag.)Berger, Kathleen S. The Developing Person Through the Life Span. Worth, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.