APA Citation

Krueger, R. A., & Casey, M. A. (2009). Focus groups: A practical guide for applied research (4th ed.). Los Angeles: SAGE.

MLA Citation

Krueger, Richard A., and Mary Anne Casey. Focus Groups: A Practical Guide for Applied Research. 4th ed. Los Angeles: SAGE, 2009.

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