Information SystemsArchon Books, 1973 - 350 oldal |
Tartalomjegyzék
COMMUNICATING SPECIALIST INFORMATION | 11 |
SYSTEMS AND THEIR INVESTIGATION 21 2 333 | 21 |
INFORMATION | 42 |
Copyright | |
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abstracts journals activity analysis Aslib assess average bulletins cards catalogue Chapter characteristics characters Chemical Abstracts Services Colon Classification communication components computer-based reference concepts copies cost curve descriptors documents documents retrieved effectiveness elements entities entry equipment Euratom evaluation example faceted classification factors flowchart function hierarchy index headings index terms indexing language information systems information transfer input institution interfixing loan machine magnetic tape material measure mode Mooers operations organisation output paper tape performance ponderosa pine procedure publication published query recall recipient reference retrieval relations relevant represented requests retrieval language retrieval systems scan scientific selected sequence shown in Figure sources special libraries specialist specific staff standard structure system design Table technical thesaurus tion user needs variables words