Silverman, D. (2013). Doing qualitative research (4th ed.). Sage.
Chicago-čujuhus (17. p.)Silverman, David. Doing Qualitative Research. 4th ed. Los Angelws: Sage, 2013.
MLA-čujuhus (9. p.)Silverman, David. Doing Qualitative Research. 4th ed. Sage, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.