Edmunds, H. (1999). The focus group research handbook. NTC Business Books.
Citación estilo ChicagoEdmunds, Holly. The Focus Group Research Handbook. Chicago, Illinois: NTC Business Books, 1999.
Cita MLAEdmunds, Holly. The Focus Group Research Handbook. NTC Business Books, 1999.
Warning: These citations may not always be 100% accurate.