Silverman, D. (2004). Qualitative research: Theory, method and practice (2nd ed.). Sage Publications.
Chicago-čujuhus (17. p.)Silverman, David. Qualitative Research: Theory, Method and Practice. 2nd ed. London ; Thousand Oaks, Calif.: Sage Publications, 2004.
MLA-čujuhus (9. p.)Silverman, David. Qualitative Research: Theory, Method and Practice. 2nd ed. Sage Publications, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.