Tohutoro APA (7th ed.)
Krueger, R. A. (2000). Focus groups: A practical guide for applied research (3rd ed.).
Tohutoru Kātū Chicago (17th ed.)
Krueger, Richard A. Focus Groups: A Practical Guide for Applied Research. 3rd ed. 2000.
Tohutoro MLA (9th ed.)
Krueger, Richard A. Focus Groups: A Practical Guide for Applied Research. 3rd ed. 2000.
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