Não informado. (1978). Behavioral and Brain Sciences. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Behavioral and Brain Sciences. Cambridge, Inglaterra: Cambridge University Press, 1978.
Lua MLA (8ú heag.)Não informado. Behavioral and Brain Sciences. Cambridge University Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.