APA
Holly Edmunds, . (1999). The Focus group research handbook. NTC Business Books: Illinois.
Chicago
Holly Edmunds, . 1999. The Focus group research handbook. NTC Business Books: Illinois.
Harvard
Holly Edmunds, . (1999). The Focus group research handbook. NTC Business Books: Illinois.
MLA
Holly Edmunds, . The Focus group research handbook. NTC Business Books: Illinois. 1999.