Gormly, A. V. c. (1986). Understanding psychology (4ª ed.). Randon House.
Lua i Stíl Chicago (17ú heag.)Gormly, Anne V. cons. Understanding Psychology. 4ª ed. Randon House, 1986.
Lua MLA (9ú heag.)Gormly, Anne V. cons. Understanding Psychology. 4ª ed. Randon House, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.