Branca, A. A. Psychology the science of behavior. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Branca, Albert A. Psychology the Science of Behavior. Allyn and Bacon.
Lua MLA (8ú heag.)Branca, Albert A. Psychology the Science of Behavior. Allyn and Bacon.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.