Brown, G. Child development. Open Books Pyblishing Ltd.
Lua i Stíl Chicago (17ú heag.)Brown, Geoffrey. Child Development. Open Books Pyblishing Ltd.
Lua MLA (8ú heag.)Brown, Geoffrey. Child Development. Open Books Pyblishing Ltd.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.