Abbott, L., & Rodger, R. (1994). Quality education in the early years. Open University Press.
Lua i Stíl Chicago (17ú heag.)Abbott, Lesley, agus Rosemary Rodger. Quality Education in the Early Years. Buckingham [England] ; Philadelphia: Open University Press, 1994.
Lua MLA (8ú heag.)Abbott, Lesley, agus Rosemary Rodger. Quality Education in the Early Years. Open University Press, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.