NTIS subject category descriptions
By: NTIS Online
Publisher: U.S. Department of Commerce, National Technical Information Service
Published: 1989
Place of publication: Springfield, VA
Language: eng
Subjects: Information storage and retrieval systems; Technology; Science; Online bibliographic searching; Subject headings
Notes: Cover title.

At head of title: NTIS online.

Shipping list no.: 89-603-P.

"9/89"--P. [4] of cover.

"PR-832"--P. [4] of cover.

Includes bibliographical references (p. 31-34).