search query: @indexterm Readership surveys / total: 56
reference: 27 / 56
Author: | Schaefer, W. |
Title: | Readers per copy of trade publications. |
Journal: | European Research
1986 : VOL. 14:4, p. 198-201 |
Index terms: | READERSHIP SURVEYS |
Language: | eng |
Abstract: |
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