User ratings of information retrieval services and time sharing services
By: by the editors of Datapro directory of on-line services
Publisher: Datapro Research Corporation
Published: 1984
Place of publication: Delran, NJ
Language: eng
Number of pages: 14
Copyright date: 1984
Subjects: Information services; Information storage and retrieval systems; Time-sharing computer systems
Notes: "A Datapro report."