RAY, W. J. Abnormal Psychology. SAGE.
Lua i Stíl Chicago (17ú heag.)RAY, William J. Abnormal Psychology. SAGE.
Lua MLA (9ú heag.)RAY, William J. Abnormal Psychology. SAGE.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.