APA aipamena

Silverman, D. (2011). Doing Qualitative Research. Sage Publication.

Chicago Style aipamena

Silverman, David. Doing Qualitative Research. Sage Publication, 2011.

MLA aipamena

Silverman, David. Doing Qualitative Research. Sage Publication, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.