| Main Title |
Water Quality Instructional Resources Information System (IRIS). Volume IV, Subject index. |
| Publisher |
U.S. Environmental Protection Agency, |
| Year Published |
1976 |
| Report Number |
EPA-430/1-76-014 |
| Stock Number |
PB-262 227 |
| OCLC Number |
24346604 |
| Additional Subjects |
Water quality ;
Information systems ;
Subject index terms ;
Thesauri ;
Indexes(Documentation) ;
Data storage ;
Data retrieval ;
Instructional materials
|
| Internet Access |
|
| Holdings |
| Library |
Call Number |
Additional Info |
Location |
Last
Modified |
Checkout
Status |
| EJBD ARCHIVE |
EPA 430-1-76-014 |
|
Headquarters Library/Washington,DC |
06/11/2012 |
| EJBD |
EPA 430-1-76-014 |
c.1 |
Headquarters Library/Washington,DC |
07/11/2013 |
| EMBD |
EPA/430/1-76/014 |
|
NRMRL/GWERD Library/Ada,OK |
07/08/1994 |
| NTIS |
PB-262 227 |
Some EPA libraries have a fiche copy filed under the call number shown. |
|
07/26/2022 |
|
| Collation |
424 pages |
| Abstract |
This system contains approximately 2,000 references to materials available for use in education and training programs related to water quality. The Subject Index provides controlled subject access to training materials retained in IRIS. Each item is categorized by up to 16 subjects, all of which are selected from a controlled thesaurus supporting the system. |
