Não informado. (1973). American Journal of Community Psychology. Plenum Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. American Journal of Community Psychology. New York: Plenum Publishing, 1973.
Lua MLA (8ú heag.)Não informado. American Journal of Community Psychology. Plenum Publishing, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.