A Guide to the Illinois EPA.
- Publisher: Illinois Environmental Protection Agency
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 17442967
- Subject: Environmental protection Illinois Directories.
- Subject code: K
- Publication history: 1983-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1985-1987; 1995; 2000 | permanent |