Methods of studying the size and composition of radio and television audience a comparison
| मुख्य लेखक: | |
|---|---|
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
[Helsinki, Oy.
Yleisradio Ab.
1969].
|
| श्रृंखला: | Finish Broadcasting Company. Section for Long-Range Planning. Research reports no. 8
|
| विषय: |