On-line information retrieval systems, 1977-Dec. 1981
Subtitle: citations from the NTIS data base
By: editor: National Technical Information Service.
Contributors: United States. National Technical Information Service.
Series: PB82-803610
Publisher: The Service
Published: 1982
Place of publication: Springfield, Va
Language: eng
Format: Microform
Subjects: Online data processing -- Bibliography.; Information storage and retrieval systems -- Bibliography.
Notes: "Published search."

"Supersedes PB80-814841 and NTIS/PS-79/0971."