Silverman, D. (2010). Doing qualitative research: A practical handbook (3rd ed.). SAGE.
Lua i Stíl Chicago (17ú heag.)Silverman, David. Doing Qualitative Research: A Practical Handbook. 3rd ed. London ; Thousand Oaks, Calif.: SAGE, 2010.
Lua MLA (8ú heag.)Silverman, David. Doing Qualitative Research: A Practical Handbook. 3rd ed. SAGE, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.