History 290 Libraries 238 Books and reading 141 Library science 115 Academic libraries 90 Publishers and publishing 81 Book industries and trade 61 more ... Books 55 Printing 54 Social aspects 54 Information technology 53 Special collections 53 Digital libraries 50 Information literacy 49 Information science 49 Librarians 48 Public libraries 48 Libraries and community 42 Technological innovations 40 Management 38 Automation 37 Publishing 36 Intellectual life 35 Library administration 33 Study and teaching (Higher) 31 Activity programs 30 Administration 30 Effect of technological innovations on 30 Electronic information resources 30 Children's libraries 29 less ...