APA (7th ed.) Citation

Stewart, D. W., & Shamdasani, P. N. (1990). Focus groups : theory and practice / David W. Stewart, Prem N. Shamdasani: Theory and practice. Sage.

Chicago Style (17th ed.) Citation

Stewart, David W., and Prem N. Shamdasani. Focus Groups : Theory and Practice / David W. Stewart, Prem N. Shamdasani: Theory and Practice. Newbury Park ; London: Sage, 1990.

MLA (9th ed.) Citation

Stewart, David W., and Prem N. Shamdasani. Focus Groups : Theory and Practice / David W. Stewart, Prem N. Shamdasani: Theory and Practice. Sage, 1990.

Warning: These citations may not always be 100% accurate.