Program: HathiTrust Digital Library
- Publisher: Universidad Pedagogica y Tecnologica de Colombia
- Print ISSN: 0120-3053
- Electronic ISSN: 2256-5779
- OCLC Number: 13227942
- 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.1-3 1981-84 INCOMP.; no.7-12 1985-88; no.15-16, 19-21 1991-94; SEPARATA no.1 1994; no.22-24 1995-96; no.31-33 2001-02; v.29-32
|
committed to retain | 2016-04-23 | HTDL |
|