Cita APA

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

Chicago Edition Citation

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

Cita MLA

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