Program: HathiTrust Digital Library
- Publisher: Dŭrzhavno izd-vo "Nauka i izkustvo"
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 33142268
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1951
|
committed to retain | 2009-10-19 | HTDL |
|