Library science 1,219 Libraries 367 Information science 246 Librarians 136 Automation 120 Vocational guidance 111 Technological innovations 90 more ... Data processing 78 Information technology 72 History 69 Research 65 Libraries and society 52 Philosophy 45 Library education 42 Academic libraries 40 Library administration 40 Communication in library science 34 Information services 34 Methodology 34 Professional ethics 34 Bibliography 33 Societies, etc 33 Employment 32 Management 28 Forecasting 27 Moral and ethical aspects 27 Public libraries 27 Social aspects 27 Public services (Libraries) 26 Administration 25 less ...