Não informado. (2001). School effectiviness and school improvement. Swets & Zeitlinger.
Lua i Stíl Chicago (17ú heag.)Não informado. School Effectiviness and School Improvement. Lisse, Holanda: Swets & Zeitlinger, 2001.
Lua MLA (8ú heag.)Não informado. School Effectiviness and School Improvement. Swets & Zeitlinger, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.