Uwe Flick. (2017). An Introduction to Qualitative Research (5th ed.). SAGE Publication.
Lua i Stíl Chicago (17ú heag.)Uwe Flick. An Introduction to Qualitative Research. 5th ed. Delhi: SAGE Publication, 2017.
Lua MLA (9ú heag.)Uwe Flick. An Introduction to Qualitative Research. 5th ed. SAGE Publication, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.