ED. Intellectual property: author's rights copyleft copyright open access ownership HO. e-books HB. Gray literature L. Information technology and library technology but in this section AZ. None of these BA. Use and impact of information BB. Bibliometric methods BG. Information dissemination and diffusion C. Users D. Libraries as physical collections DD. Academic libraries DJ. Technical libraries DZ. None of these EB. Printing FA. Co-operation GD. Organizations J. Technical services in libraries JI. Circulation JK. Interlibrary loans LB. Computer networking LI. Authentication and access control archives broadcasting electronic publishing literacy and reading museum