Program: HathiTrust Digital Library
- Publisher: Environment Information Center
- Print ISSN: 0090-791X
- Electronic ISSN:
- OCLC Number: 1641386
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
Materials | Archive Action | Date of Action | Program | Status/Note |
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v.1 1971; v.2 (1972); v.2 1972 Dec; 1973; v.3 (1973); 1974; v.4 (1974); v.5 1975; v.6 1976; v.7 1977; v.8 (1978); v.9 (1979); v.10 (1980); v.11 (1981); v.12 (1982); v.13 (1983); v.14 (1984); v.15 1985; v.16 1986; v.17 (1987)
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committed to retain | 2021-12-04 | HTDL |
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