Harry Torrance. Qualitative Research Methods in Education.
Lua i Stíl Chicago (17ú heag.)Harry Torrance. Qualitative Research Methods in Education.
Lua MLA (8ú heag.)Harry Torrance. Qualitative Research Methods in Education.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.