Successful focus groups:
Successful focus groups: advancing the state of The art /
ed. David L. Morgan
- Newbury Park, Calif., : SAGE Publications, 1993.
- xv, 271 p.
- Sage focus edition; .
0-8039-4873-5
CIENCIAS SOCIALES--INVESTIGACION--METODOLOGIA
GRUPOS FOCO
300.72 / S942
0-8039-4873-5
CIENCIAS SOCIALES--INVESTIGACION--METODOLOGIA
GRUPOS FOCO
300.72 / S942