Tom Billington. Working with Children: Assessment, Representation and Intervention. SAGE.
Lua i Stíl Chicago (17ú heag.)Tom Billington. Working with Children: Assessment, Representation and Intervention. SAGE.
Lua MLA (8ú heag.)Tom Billington. Working with Children: Assessment, Representation and Intervention. SAGE.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.