Program: HathiTrust Digital Library
- Publisher: U.S. Environmental Protection Agency
- Print ISSN: 0164-0968
- Electronic ISSN:
- OCLC Number: 4560258
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1978; c.1 v.5 1981/82; c.1 v.6 1982/83; 978
|
committed to retain | 2020-08-05 | HTDL |
|