Annual report.
- Publisher: [Illinois. Institute for Environmental Quality]
- Print ISSN: 0090-8967
- Electronic ISSN: 0090-8967
- OCLC Number: 1786129
- Subject: Environmental protection Illinois Periodicals.
- Subject code: T
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1970-72; 1972; 1974; 1974-75; 1975; 1974-76; 1976 | permanent |