Stewart, D. W., & Shamdasani, P. N. Focus groups: Theory and practice (Third edition.).
Chicago Edition CitationStewart, David W., and Prem N. Shamdasani. Focus Groups: Theory and Practice. Third edition.
MLA Edition CitationStewart, David W., and Prem N. Shamdasani. Focus Groups: Theory and Practice. Third edition.
Warning: These citations may not always be 100% accurate.