PRENTICE HALL. (2010). PEARSON BACCAULARETE PSYCHOLOGY (Pearson Baccalaureate). PRENTICE HALL.
Lua i Stíl Chicago (17ú heag.)PRENTICE HALL. PEARSON BACCAULARETE PSYCHOLOGY (Pearson Baccalaureate). PRENTICE HALL, 2010.
Lua MLA (9ú heag.)PRENTICE HALL. PEARSON BACCAULARETE PSYCHOLOGY (Pearson Baccalaureate). PRENTICE HALL, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.