New information systems and services: A periodic supplement to the third edition of encyclopedia of information systems and services - Detroit: Gale Research Company, 1979 - 75p. Issue 1. march,1979: entries 2095-2329 ISSN: 0190-8197 Subjects--Topical Terms: Encyclopedia Subjects--Index Terms: Information Supplement Information storage Universal Decimal Class. No.: D 002.61(71-73) / L1;L8