How to interpret statistical data a guide for librarians and information scientists
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| Fformat: | Llyfr |
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London
The Library Association
c1990.
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| Pynciau: |
| Prif Awdur: | |
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| Fformat: | Llyfr |
| Cyhoeddwyd: |
London
The Library Association
c1990.
|
| Pynciau: |