APA aipamena

Silverman, D. (2013). Doing qualitative research (Fourth edition.). Sage.

Chicago Style aipamena

Silverman, David. Doing Qualitative Research. Fourth edition. London: Sage, 2013.

MLA aipamena

Silverman, David. Doing Qualitative Research. Fourth edition. Sage, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.