Program: HathiTrust Digital Library
- Publisher: Unesco
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 29803479
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
6th ed. 1982; 7th ed. 1986
|
committed to retain | 2017-02-12 | HTDL |
|