Freud, A., & Yorke, S. C. (1989). Normality and pathology in childhood: Assessments of development ([New ed.].). Karnac Books.
Lua i Stíl Chicago (17ú heag.)Freud, Anna, agus S. Clifford Yorke. Normality and Pathology in Childhood: Assessments of Development. [New ed.]. London: Karnac Books, 1989.
Lua MLA (9ú heag.)Freud, Anna, agus S. Clifford Yorke. Normality and Pathology in Childhood: Assessments of Development. [New ed.]. Karnac Books, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.