Não informado. (1970). Journal of Behavior Therapy and Experimental Psychiatry. Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Behavior Therapy and Experimental Psychiatry. Elmsford, NY: Pergamon Press, 1970.
Lua MLA (8ú heag.)Não informado. Journal of Behavior Therapy and Experimental Psychiatry. Pergamon Press, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.