00851nam0-22003011i-450-9900030810104033210-7619-0343-7000308101FED01000308101(Aleph)000308101FED0100030810120000920d1977----km-y0itay50------baengITFocus group as Qualitative ResearchDavid L.Morgan2nd edThousand OaksLondonSage1977Qualitative research methods16IntervisteSociologiaSociologiaMetodologia11230Morgan,David L.122866ITUNINARICAUNIMARCBK99000308101040332110810 QUA/1617530SESFocus group as Qualitative Research460068UNINA