Benjamin, L. T., Hopkins,J.Roy, & Nation, J. R. (1994). Psychology (3rd. ed.). Macmillan college pub..
Lua i Stíl Chicago (17ú heag.)Benjamin, Ludy T., Hopkins,J.Roy, agus Jack R. Nation. Psychology. 3rd. ed. New York: Macmillan college pub., 1994.
Lua MLA (9ú heag.)Benjamin, Ludy T., et al. Psychology. 3rd. ed. Macmillan college pub., 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.