APA استشهاد

David Silverman. (2010). Doing Qualitative Research (3rd.). Sage.

استشهاد بنمط شيكاغو

David Silverman. Doing Qualitative Research. 3rd. London: Sage, 2010.

MLA استشهاد

David Silverman. Doing Qualitative Research. 3rd. Sage, 2010.