BC. Information in society B. Information use and sociology of information BG. Information dissemination and diffusion BA. Use and impact of information BF. Information policy BH. Information needs and information requirements analysis L. Information technology and library technology LC. Internet including WWW A. Theoretical and general aspects of libraries and information AB. Information theory and library theory BD. Information society C. Users CA. Use studies CC. User categories: children DD. Academic libraries DF. Government libraries DH. Special libraries F. Management HP. e-resources JA. Acquisitions JH. Digital preservation literacy and reading social groups young people