Denzin, N. K. (2009). Handbook of qualitative research. Pustaka Pelajar.
Lua i Stíl Chicago (17ú heag.)Denzin, Norman K. Handbook of Qualitative Research. Pustaka Pelajar, 2009.
Lua MLA (8ú heag.)Denzin, Norman K. Handbook of Qualitative Research. Pustaka Pelajar, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.