APA استشهاد

Silverman, D. (2010). Doing qualitative research (3rd ed.). Sage.

استشهاد بنمط شيكاغو

Silverman, David. Doing Qualitative Research. 3rd ed. New Delhi: Sage, 2010.

MLA استشهاد

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