Program: HathiTrust Digital Library
- Publisher: Universidad Nacional, Escuela de Ciencias Ambientales
- Print ISSN: 1409-214X
- Electronic ISSN:
- OCLC Number: 29786573
- 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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no.10-32 1993-95; v.10-16; v.18; v.19-28; v.37-43; v.68-73; v.83; v.85; v.86; v.88-93; v.95-99; v.100-111; v.112; v.124-135; v.136-145; v.146-147; v.148-159
|
committed to retain | 2016-04-24 | HTDL |
|