APA استشهاد

Alan Bryman & Robert G Burgess. (1999). Qualitative research (v.3). Sage.

استشهاد بنمط شيكاغو

Alan Bryman و Robert G Burgess. Qualitative Research (v.3). New Delhi: Sage, 1999.

MLA استشهاد

Alan Bryman و Robert G Burgess. Qualitative Research (v.3). Sage, 1999.