Barbour, R. S., & Flick, U. (2007). Doing focus groups. SAGE.
Chicagoスタイル(17版)引用形式Barbour, Rosaline S., , Uwe Flick. Doing Focus Groups. Los Angeles: SAGE, 2007.
MLA(9版)引用形式Barbour, Rosaline S., , Uwe Flick. Doing Focus Groups. SAGE, 2007.
警告: この引用は必ずしも正確ではありません.