Cover image for Environmental microthesaurus : a hierarchical list of indexing terms used by NTIS
Title:
Environmental microthesaurus : a hierarchical list of indexing terms used by NTIS
Author:
United States. National Technical Information Service. Information Analysis Branch.
Publication Information:
[Springfield, Va.] : The Service, 1977..
Physical Description:
iii, 100 pages ; 28 cm
General Note:
Cover title.

"PB-265-261."

"An NTIS data base reference aid."

Sponsored by the National Technical Information Service and the Environmental Protection Agency.
Language:
English
Format :
Book