APA (7e ed.) Bronvermelding
Krueger, R. A. (2000). Focus groups: A practical guide for applied research (3rd ed.).
Chicago (17e ed.) Bronvermelding
Krueger, Richard A. Focus Groups: A Practical Guide for Applied Research. 3rd ed. 2000.
MLA (9e ed.) Bronvermelding
Krueger, Richard A. Focus Groups: A Practical Guide for Applied Research. 3rd ed. 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.