00560cam a2200181 a 450000500170000000800410001702000180005804100080007608200260008410000210011024500740013125000120020526000480021730000150026544000500028049000060033065000420033620240221180350.0960802s1997 cau b 000 0 eng  a9780761903437 aeng00a300.723bMorF2 Vol.161 aMorgan, David L.10aFocus Groups as Qualitative Research / cDavid L. Morgan ... [et al.] a2nd Ed. aThousand Oaks :bSage Publications,cc1997. aviii,80p.  aQualitative Research Methods Series;vVol. 161 a  0aSocial sciencesxResearch Methodology