Child & youth services. Haworth Press.
Lua i Stíl Chicago (17ú heag.)Child & Youth Services. [Binghamton, N.Y.]: Haworth Press.
Lua MLA (9ú heag.)Child & Youth Services. Haworth Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.