Sattler, D. N. (2000). Lifespan development in context: Voices and perspectives. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Sattler, David N. Lifespan Development in Context: Voices and Perspectives. Boston: Houghton Mifflin, 2000.
Lua MLA (9ú heag.)Sattler, David N. Lifespan Development in Context: Voices and Perspectives. Houghton Mifflin, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.