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Crawford, J.: Evaluation of library and information services (1996)
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Moore, N.; Steele, J.: Information-intensive Britain : an analysis of the policy issues (1991)
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¬The Aslib directory of information resources in the United Kingdom (1996)
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Nicholas, D.: Assessing information needs : tools and techniques (1996)
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Information industry directory : a comprehensive international descriptive guide to ... organizations, systems, and services involved in the production an distribution of information in electronic form (1992)
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