Successful focus groups : advancing the state of the art

David L. Morgan, editor.
Bok · Engelsk · 1993

Utgitt	Newbury Park, Calif. : Sage , c1993
Omfang	XV, 271 s.
Emner	Focused group interviewing Social sciences - Research Methodology Focus Groups Social Sciences - methods
ISBN	0803948735. - 0803948743