Cover Image

NTIS subject classification (past and present) /

Bibliographic Details
Corporate Author: United States. National Technical Information Service
Format: Government Document Book
Language:English
Published: [Springfield, Va.] : The Service, 1982.
Subjects:
Classification of sciences.
Subject headings.
Description
Item Description:Cover title.
"An NTIS data base reference aid."
"Supersedes NTIS/SR-77/02 and NTIS/SR-75/01"--Rept. doc. p.
"January 1978."
Includes index.
NTIS: PB-270 575.
Physical Description:iv, 92 pages ; 28 cm.