McNeil, E. B. (1974). The psychology of being human. Canfield Press.
Lua i Stíl Chicago (17ú heag.)McNeil, Elton B. The Psychology of Being Human. San Francisco: Canfield Press, 1974.
Lua MLA (9ú heag.)McNeil, Elton B. The Psychology of Being Human. Canfield Press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.