RUBIN ZICK. (1985). PSYCHOLOGY BEING HUMAN. HARPER & ROW.
Lua i Stíl Chicago (17ú heag.)RUBIN ZICK. PSYCHOLOGY BEING HUMAN. NEW YORK: HARPER & ROW, 1985.
Lua MLA (9ú heag.)RUBIN ZICK. PSYCHOLOGY BEING HUMAN. HARPER & ROW, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.