Classification, Dewey Decimal 4 Computers 2 Descriptive cataloging 2 Authority files (Information retrieval) 1 Cataloging 1 Classification, Dewey decimal 1 Conference headings (Cataloging) 1 Corporate headings (Cataloging) 1 Dictionaries 1 Government publication 1 Government publications 1 Handbooks, manual, etc 1 Information technology 1 Maintenance and repair 1 Name authority record (Information retrieval) 1 Names, Personal(Cataloging) 1 Resource description & access 1 Rules 1 Standard 1 Standards 1 standards 1