Program: HathiTrust Digital Library
- Publisher: Opción, s.r.l
- Print ISSN: 0254-7481
- Electronic ISSN: 0254-7481
- OCLC Number: 9022764
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1 1981
|
committed to retain | 2016-04-27 | HTDL |
|