01104cz 2200313n 4500 sh85066163 DLC 20000225092451.0 991227|| anannbabn |a ana sh 85066163 DLC DLC DLC Information storage and retrieval systems Automatic data storage Automatic information retrieval Automation in documentation Computer-based information systems Data processing Data storage and retrieval systems Information processing systems Information retrieval systems Machine data storage and retrieval Mechanized information storage and retrieval systems g Computer systems g Electronic information resources Data libraries Digital libraries Information organization Information retrieval This heading may be further subdivided by subject, e.g. Information storage and retrieval systems--Accounting.