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Random time sampling with self-observation for library cost studies: unit costs of reference questions.
The working time of reference librarians was sampled using random alarm devices and a structured checklist of mutually exclusive categories of reference questions. An average wage rate was applied to the unit time reciprocals derived from the resulting percentages. Wage costs for directional questio...
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
1980
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| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC226414/ https://ncbi.nlm.nih.gov/pubmed/7356498 |
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