Santrock, J. W. (2012). Essentials of life-span development (Second edition.). The McGraw-Hill Companies, Inc.
Lua i Stíl Chicago (17ú heag.)Santrock, John W. Essentials of Life-span Development. Second edition. New York, NY: The McGraw-Hill Companies, Inc, 2012.
Lua MLA (9ú heag.)Santrock, John W. Essentials of Life-span Development. Second edition. The McGraw-Hill Companies, Inc, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.