Information retrieval Information storage and retrieval systems 8 Automation 4 Congresses 3 Data processing 3 Online bibliographic searching 3 End-user computing 2 Indexing 2 Information services 2 Libraries 2 Library science 2 Microcomputers 2 Periodicals 2 Reference services (Libraries) 2 Study and teaching (Higher) 2 Subject headings 2 Artificial intelligence 1 Business 1 CD-ROMs 1 Catalogs 1 Computer network resources 1 Computer programs 1 Database searching 1 Electronic data processing 1 Electronic digital computers 1 Electronic information resource searching 1 Engineering 1 Engineering design 1 Handbooks, manuals, etc 1 Indexes 1