(1954). Journal of genetic psychology. Journal Press.
Lua i Stíl Chicago (17ú heag.)Journal of Genetic Psychology. Provincetown, Mass., U.S.A.: Journal Press, 1954.
Lua MLA (9ú heag.)Journal of Genetic Psychology. Journal Press, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.