Não informado. (1971). European Journal of Social Psychology. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Não informado. European Journal of Social Psychology. Sussex, Inglaterra: John Wiley & Sons, 1971.
Lua MLA (8ú heag.)Não informado. European Journal of Social Psychology. John Wiley & Sons, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.