Focus groups theory and practice
| मुख्य लेखकों: | , |
|---|---|
| स्वरूप: | पुस्तक |
| भाषा: | अंग्रेज़ी |
| प्रकाशित: |
Newbury Park, California
Sage
©1990.
|
| श्रृंखला: | Applied social research methods series
v. 20 |
| विषय: |


