Focus groups a practical guide for applied research

Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Krueger, Richard A. (Author)
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Thousand Oaks, Calif. Sage Publications [1994]
Putanga:Second edition.
Ngā marau: