Morgan , D. L. (1988). Focus Groups as Qualitative Research. Sage Publications.
Chicago Style citaatMorgan , David L. Focus Groups as Qualitative Research. Newbusy Park: Sage Publications, 1988.
MLA citatieMorgan , David L. Focus Groups as Qualitative Research. Sage Publications, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.