Hetherington, E. M. (1975). Child psychology: A contemporary viewpoint. McGraw--Hill.
Lua i Stíl Chicago (17ú heag.)Hetherington, E. Mavis. Child Psychology: A Contemporary Viewpoint. New York: McGraw--Hill, 1975.
Lua MLA (9ú heag.)Hetherington, E. Mavis. Child Psychology: A Contemporary Viewpoint. McGraw--Hill, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.