Eco 21 :
- Publisher: Tricontinental Editora
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 42084523
- Subject: Environmental policy Brazil Periodicals.
- Subject code: G
- Publication history: Ano 9, no. 38 (jan./fev./99)-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.38-39 1999 | permanent |