Program: HathiTrust Digital Library
- Publisher: U.S. Environmental Protection Agency
- Print ISSN: 0163-5867
- Electronic ISSN: 0163-5867
- OCLC Number: 4391794
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1 1975; v.2 1975
|
committed to retain | 2013-05-16 | HTDL |
|