Data base languages, 1964-July 1981
Subtitle: citations from NTIS data base
Series: Published search -- PB81-807711; Published search -- PB81-807711.
Publisher: U.S. Department of Commerce, National Technical Information Service
Published: 1981
Place of publication: Springfield, Va
Language: eng
Number of pages: 130
Subjects: Programming languages (Electronic computers); Bibliography; Abstracts
Notes: "Supersedes PB80-809866, and NTIS/PS-79/1010"--P. ii.