Johnson, R. L., & Weber, A. L. (2012). Psychology: Core concepts (5th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Johnson, Robert L., agus Ann L. Weber. Psychology: Core Concepts. 5th ed. Boston: Pearson, 2012.
Lua MLA (9ú heag.)Johnson, Robert L., agus Ann L. Weber. Psychology: Core Concepts. 5th ed. Pearson, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.