Edmunds, H. (1999). The focus group research handbook. Lincolnwood,III: NTC Business Books.
Chicago Style CitationEdmunds, Holly. The Focus Group Research Handbook. Lincolnwood,III: NTC Business Books, 1999.
Cita MLAEdmunds, Holly. The Focus Group Research Handbook. Lincolnwood,III: NTC Business Books, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.